Regular price$109.00
Shipping calculated at checkout.
  • Free 2 Day Shipping in USA
  • 30 Day Hassle-Free Returns
  • Ships from Denver, CO
  • In stock, ready to ship
  • Inventory on the way

The Mach One MK1 is the OG design. This one is what started it all and is a staple in all of our closets. This design looks as fast as it actually is. Matches perfectly with the Mach One Jersey.

Built using the highest quality fabrics and manufacturing techniques, we spared no research or expense in producing the best triathlon shorts in the world. Breathable and fast materials make these your go-to shorts for training, racing and winning.

We tested over 13 prototypes in creating the perfect fit which means you are more aero and more comfortable for the duration of your event, no matter how long.

•Side entry pockets to keep the wind out and keep you tucked and aero.
•UPF 50 sun protection
•High-performance chamois for all-day comfort
•Unique leg grippers to ensure a secure fit

Primary: 80% Polyester, 20% Elastane

Wash Cold
Do not dry clean
Do not bleach
Hang dry
Iron, low temp

Domestic Shipping

We offer free shipping on all orders within the continental US.

Order over $100 will automatically get free 2-day shipping.

Orders are typically processed within 24 hours after placement. Shipping times vary based on destination and shipping method, but we aim to get your order to you within 2-5 business days after it has been processed.

International Shipping

Select the proper country at checkout for up to date shipping rates. Free shipping or reduced shipping offers are not available for international orders (or orders outside the continental USA). Mach Apparel is not responsible for lost international packages after the package leaves the United States.

Customer Reviews

Based on 1 review
Ron Hardee
Best tri shorts ever

I’ve participated in triathlons for over twenty years and these are the most comfortable tri shorts I have ever worn. I wore the shorts on a sixty mile ride with no issues. I will be purchasing more outfits from Mach in the very near future.

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