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3X Boost Wetsuit Long John

3X Boost Wetsuit Long John

¥88,000 JPY
¥88,000 JPY
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Triathlon Wetsuit That Makes All of Humanity Swim Faster

Developed by triathletes with real race experience, this wetsuit is designed to maximize propulsion and conserve energy by optimizing body position in the water.

Equipped with exceptional buoyancy support panels and advanced water-resistance technology, it allows you to dominate the competition with the power and speed of a shark.

Balancing safety, warmth, and comfort, this high-performance wetsuit combines bold design with meticulous engineering.

Made from Japan’s finest wetsuit materials, it offers trusted flexibility and compression, enhancing your swim stroke and delivering superior compression benefits.

Although an off-the-rack wetsuit, it has been refined with insights from elite triathlete testers, ensuring a size structure that truly fits athletes of all builds—making it a wetsuit for all of humanity.

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Unparalleled buoyancy

The 3X wetsuit uses Yamamoto Chemical Industry's reliable and trustworthy neoprene material "yamamono#39Super Light", achieving the highest standards in strength, buoyancy, and flexibility. In particular, the buoyancy has been raised to a new level thanks to the unique expandable panel structure.

Stable posture in water

The 3X wetsuit uses Yamamoto Chemical Industry's reliable and trustworthy neoprene material "yamamono#39Super Light", achieving the highest standards in strength, buoyancy, and flexibility. In particular, the buoyancy has been raised to a new level thanks to the unique expandable panel structure.

Made in Japan Design

3X is a wetsuit conceived and designed in Japan. We work on our products with precision and care, and spare no effort to meet the needs of all our users.

Buoyancy MOVIE

3Xwetsuits Size Chart

3Xwetsuits sizechart

Size Height (cm) weight (kg)
S ~172 ~55
MT 171~178 56~60
M 171~178 61~70
LT 177~185 61~70
L 177~185 71~80
XL 183~ 81~

Monitor Review

Mr.A (Tournament Champion)
Height: 181 cm | Weight: 70 kg

CHOSE SIZE：LT
It feels a little tight for practice, but during races, this level of adherence is better for performance.

Mr.B (Tournament Champion)
Height: 185 cm | Weight: 72 kg

CHOSE SIZE：L
Size L is ideal for competitions. You can see that it is firmly tailored for triathletes' body shape.
Mr.C (Tournament Champion)
Height: 175 cm | Weight: 68 kg

CHOSE SIZE：L
The fit was perfect and both the long john and full suit wore the same. The sizing of the sleeve part is also well thought out.

Mr.D (Tournament Champion)
Height: 192 cm | Weight: 80 kg

CHOSE SIZE：XL
XL was the perfect size!