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Welcome Team Watt Slayer!!!

The team here at Mach are not only incredibly excited to be a part of Team Watt Slayer but also extremely grateful. Let's get to racing! Be sure to select the correct size and quantity below!

Watt Slayer Visor

Size Guide

Committed to the athlete, we believe that technology, eco-friendly production and minimalist design aesthetics can work in harmony to produce the best triathlon apparel in the world. Mach Apparel was founded on the pursuit of building the best triathlon apparel in the world. #Builttobreakbarriers

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Sizing Chart

Please see the Men's & Women's sizing charts below to ensure the best fit possible.

Sizing refers to body measurements, not garment dimensions.

Chest: Around the chest, just under the arms and across the shoulder blades.

Waist: Around the narrowest part of the waist.

Hip: Around the widest point of the hips.

Pro Tip: To increase accuracy, please have someone help you if possible.