MEGA3 Pro “Threshold” & “Ultramarine” Running Shoes: Release Details and Key Highlights

Commercial Disclosure: This article is published by 361SPORT to provide product and release information about the 361° MEGA3 Pro “Threshold” and “Ultramarine.” Specifications, pricing, availability, and launch details may vary by market and may be updated without notice. Performance may vary by runner and conditions.

Key Takeaways

  • The 361° MEGA3 Pro “Threshold” and “Ultramarine” are scheduled to launch on October 17 at 9:00 AM PDT.
  • Both colorways are positioned as lightweight, highly responsive training shoes and share the same core performance setup.
  • MEGA3 Pro “Ultramarine” features a vivid ultramarine blue base with silver-gray branding and a red heel accent for a more energetic look.
  • MEGA3 Pro “Threshold” combines white, off-white, and black for a cleaner, more restrained visual style.
  • Both models feature full-length CQT EXTREME high-performance elastomer technology, a QU!K BALANCE midfoot nylon anti-torsion plate, and a full-length RPU outsole.
  • The MEGA3 Pro uses a 6mm heel-to-toe drop and a 4mm supercritical molded insole.
  • Current 361SPORT listings show both the MEGA3 Pro “Threshold” and “Ultramarine” priced at $139 USD in the U.S. market.

What Type of Running Shoe Is the 361° MEGA3 Pro?

From a product-positioning standpoint, the 361° MEGA3 Pro is not simply a soft-feeling easy-run shoe, nor is it designed only for short-distance racing.
361SPORT describes the MEGA3 Pro as a training shoe focused on lightweight performance, responsive rebound, stability, and durability. Its key technologies include CQT EXTREME supercritical elastomer foam, the QU!K BALANCE midfoot stability system, a full-length RPU outsole, and a lightweight woven upper. The official positioning centers on daily training, higher-intensity running, and longer-distance use. (View more 361° product details)
That puts the MEGA3 Pro closer to a shoe designed to balance speed-oriented responsiveness with training stability.
For runners, a training shoe often has to manage several related but distinct demands: it needs enough cushioning at landing without feeling overly soft during toe-off; it should stay lightweight while still providing support; and as weekly mileage increases, the outsole also needs to deliver dependable traction and durability.
The MEGA3 Pro is built around those needs.
The “Threshold” and “Ultramarine” colorways use the same technical platform, so the main difference between them is not performance architecture, but color and visual expression.

MEGA3 Pro “Ultramarine”: Vivid Blue Creates a Strong Sense of Speed

The visual direction of the 361° MEGA3 Pro “Ultramarine” is immediately clear.
The shoe uses a bright ultramarine blue as its primary color, with a large-area blue woven mesh upper that gives the shoe a fresh, energetic appearance while naturally complementing the lightweight positioning of a running shoe.
The silver-gray branding on the lateral side is one of the key visual elements of this colorway.
Against the large blue upper, the silver-gray logo creates a clear contrast in brightness, helping define the side profile without creating the sharper visual impact of pure white or fluorescent accents.
A small red accent at the heel breaks up the blue base and adds another layer of visual interest, even when the shoe is viewed at rest.
Overall, the MEGA3 Pro “Ultramarine” can be summarized as:
Ultramarine blue base + silver-gray branding + localized red accents.
Rather than using a large number of complex color blocks, the design relies on one dominant color with smaller accent colors to create focus.
For runners who want a shoe with strong color recognition without an overly busy upper, this approach is straightforward and easy to understand.
In running outfits, the blue upper pairs naturally with black, white, gray, and darker athletic bottoms, while the red heel detail adds extra visual recognition in motion.

MEGA3 Pro “Threshold”: A Restrained Balance Between Black and White

Compared with the brighter blue of “Ultramarine,” the MEGA3 Pro “Threshold” takes a noticeably more restrained visual approach.
The upper is built around clean white, with a large white woven mesh surface that highlights the shoe’s lightweight construction and structural lines.
Black branding and circular graphic elements appear on the side, creating a direct black-and-white contrast that makes the shoe’s visual structure easier to read.
The midsole is not exactly the same bright white as the upper. Instead, it carries a slightly off-white or cream tone.
That subtle color difference creates separation between the upper and midsole while preventing the large amount of white from looking too flat.
The word “Threshold” can be understood as a point of transition or a boundary to be crossed.
In a running context, the name can be associated with approaching a personal pace limit, adjusting effort, or moving into a new stage of training.
However, this interpretation belongs more to the colorway story and naming concept. It does not mean the shoe itself will directly produce a specific training result.
That distinction matters when reading sneaker colorway narratives: design themes can communicate mood and cultural ideas, while actual running performance still depends on shoe construction, runner ability, training methods, and road conditions.

MEGA3 Pro Core Performance: CQT EXTREME, Anti-Torsion Support, RPU, and a Lightweight Upper

Compared with color, the actual running experience of the MEGA3 Pro is determined more by how the midsole, stability structure, upper, and outsole work together.
Current 361SPORT product information shows that the MEGA3 Pro features full-length CQT EXTREME high-performance elastomer technology, a QU!K BALANCE nylon anti-torsion plate, a full-length RPU outsole, a high-strength lightweight woven upper, and a 4mm supercritical molded insole. The official listed weight is approximately 200g per shoe in a men’s US size 8.5, with a 6mm heel-to-toe drop. (View more 361° product details)
Core Feature Primary Function Most Relevant Running Scenarios
CQT EXTREME Full-Length Midsole Provides cushioning and rebound while balancing a lightweight landing feel with sustained energy return Daily training, tempo runs, longer-distance running
QU!K BALANCE Nylon Anti-Torsion Plate Improves midfoot stability, helps control excessive twisting, and supports smoother transitions Acceleration, turns, late-run fatigue, longer training sessions
Full-Length RPU Outsole Enhances traction and durability while helping control outsole weight Daily road running, frequent training, long-distance sessions
Lightweight High-Strength Woven Upper Provides breathability, lockdown, and heat dissipation Warm-weather running, medium- to long-distance training
4mm Supercritical Molded Insole Adds underfoot cushioning and responsive rebound Daily training and extended wear
6mm Heel-to-Toe Drop Creates a moderate height difference between heel and forefoot A range of everyday running styles and training paces
Outsole Full-Length RPU  
Official Reference Weight Approx. 200g per shoe, US 8.5  
Heel-to-Toe Drop 6mm  
Designated Online Store 361SPORT  

CQT EXTREME: Designed for More Than Just Softness

The core of the MEGA3 Pro midsole is CQT EXTREME.
Official product language highlights flexible rebound, a lightweight landing feel, and sustained energy return. In other words, the goal is not simply to make the shoe feel soft underfoot, but to balance landing protection with rebound during toe-off. (View more 361° product details)
If a running shoe is excessively soft, some runners may experience a sinking sensation at faster paces. On the other hand, if the midsole is too firm, longer training sessions may increase fatigue through the feet and lower legs.
That is why the performance of a training shoe usually depends less on one isolated specification and more on the combined effect of the midsole, geometry, shoe weight, and stability system.
By pairing CQT EXTREME with a midfoot anti-torsion structure, the MEGA3 Pro adds control over shoe deformation in addition to rebound.

Why Does the QU!K BALANCE Nylon Anti-Torsion Plate Matter?

The MEGA3 Pro includes a QU!K BALANCE NYLON ANTI-TORSION PLATE through the midfoot.
Its primary purpose is to improve midfoot stability and help limit excessive twisting during running.
During longer runs or later stages of a workout, a runner’s landing mechanics may become less consistent than they were at the beginning. If the midfoot is overly flexible, lateral twisting through the shoe can become more noticeable.
An anti-torsion structure does not make the shoe completely rigid. Instead, it helps preserve the structural integrity of the midfoot so transitions from heel to forefoot remain more controlled.
Independent running-shoe testing platform RunRepeat has also noted that increasing sole stiffness or adding plates and rod-like structures are common approaches used in some running shoes to improve stability. Its testing methodology separately evaluates both longitudinal stiffness and torsional rigidity. (#1 Athletic Shoe Review Site)
That also shows why running-shoe stability should not be judged only by how securely the upper wraps the foot. Midfoot structure and torsional resistance also matter.

What Does a 6mm Heel-to-Toe Drop Mean?

The official specification for the MEGA3 Pro is a 6mm heel-to-toe drop, meaning there is approximately a 6mm height difference between the heel and forefoot. (View more 361° product details)
RunRepeat generally categorizes 5–8mm as a moderate drop and notes that heel-to-toe drop can affect how load is distributed through the ankles, knees, and landing mechanics, although individual adaptation varies from runner to runner. (#1 Athletic Shoe Review Site)
Runner’s World has also noted that shoe drop can alter loading through the feet and legs, but one specific drop should not automatically be associated with a lower injury risk. In research cited by the publication, shoes with 0mm, 6mm, and 10mm drops did not show a consistent difference in injury rates. (Runner's World)
So the more practical way to understand the MEGA3 Pro’s 6mm drop is this:
It provides a relatively moderate geometric setup rather than meaning that “6mm is automatically better for everyone.”
If a runner has spent a long time in shoes with a 10mm-plus drop, or regularly uses zero-drop shoes, a gradual transition to 6mm is still advisable.

What Does an Approximate 200g Weight Mean for a Training Shoe?

According to current 361SPORT product information, the MEGA3 Pro weighs approximately 200g per shoe in a men’s US size 8.5. (View more 361° product details)
For a training shoe that combines cushioning, torsional support, and full-length outsole coverage, this weight clearly reflects a lightweight design direction.
Lower shoe weight can help reduce some of the additional load created by repeated leg swing, but a lighter shoe does not automatically mean better running performance.
Weight is only one variable that affects the overall running experience.
For a daily trainer, the more important question is whether the lightweight construction still provides enough midsole cushioning, upper lockdown, and outsole durability.
The MEGA3 Pro uses a high-strength woven upper in part to reduce upper material weight while maintaining a degree of support and breathability.
Actual weight will also vary by size, so the approximately 200g figure should be treated as the official reference for US size 8.5 rather than a fixed weight for every size.

What Training Environments Suit the Full-Length RPU Outsole?

The MEGA3 Pro uses a full-length RPU outsole.
The official emphasis is mainly on two areas:
Durability and traction.
For a daily training shoe, full-length outsole coverage helps protect higher-wear areas more consistently, especially during forefoot push-off, heel landings, and repeated friction over longer distances.
That matters for runners who train frequently because a training shoe is expected to handle accumulated mileage rather than just a single faster session.
However, durability is not a fixed number.
Runner body weight, landing pattern, training distance, road surface roughness, and temperature can all affect outsole life.
So the use of full-length RPU on the MEGA3 Pro is best understood as a structural focus on long-term training durability, while the actual mileage any individual pair can handle will still vary.

What Types of Running Are the MEGA3 Pro Best Suited For?

Based on the currently published specifications, the MEGA3 Pro is better evaluated by training needs than by one specific pace range.

Daily Aerobic Training

The cushioning and rebound of CQT EXTREME, combined with the relatively low shoe weight, give it the foundation of a daily training shoe.
For easy runs, moderate-distance sessions, and regular aerobic training, the shoe is designed to balance underfoot cushioning with overall stability.

Tempo Runs and Faster Training

The lightweight construction and responsive midsole also give the MEGA3 Pro some versatility for faster-paced workouts.
However, whether it feels suitable for tempo running will still depend on individual pace, underfoot preference, and tolerance for outsole and midsole stiffness.

Medium- to Long-Distance Training

The full-length RPU outsole, stable midfoot, and breathable woven upper are all relevant to longer training sessions.
For runners who want one shoe to cover daily mileage along with some longer runs, the MEGA3 Pro has a relatively clear training-oriented position.

It Should Not Automatically Be Treated as a Racing Shoe

Although the MEGA3 Pro is lightweight and emphasizes rebound, its published specifications still point toward a balance of cushioning, stability, and durability for training.
It is therefore more accurate to view it as a lightweight, responsive training shoe rather than assume that the “Pro” name automatically places it in a specific racing category.

Release Information

The 361° MEGA3 Pro “Threshold” and “Ultramarine” are scheduled to release on October 17 at 9:00 AM PDT, with both colorways priced at $139 in the U.S. market. Both MEGA3 Pro colorways are currently listed on the 361SPORT website.
Please note that inventory, sizing, pricing, and actual release status may vary by country, region, and sales stage. Shoppers should refer to the relevant regional product page for the latest information.
Consumers planning to purchase the MEGA3 Pro “Threshold” or MEGA3 Pro “Ultramarine” can visit 361SPORT to check official release details, sizing, inventory, pricing, and region-specific shipping information.

About 361SPORT

361SPORT is a designated official online store for 361°. 361° is a global sports brand with products across running, basketball, and other performance categories. 361SPORT provides online access to the MEGA series, Flame series, and other 361° running shoes and basketball footwear.

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