Its a small section inside the shoe that can expand up to 5 millimeters to prevent numbness. Without any extension system, the toes end up on top of each other and tend to get numb.
Shoes - Gear - Men
Louis Garneau Tri Air Lite Triathlon Cycling Shoe – all3sports
Cycling Shoes - The Devil's Gear
Louis Garneau Men's Copal Boa Shoe - Moosejaw
Cycling Shoes & Bike Shoes Best Price Guarantee at DICK'S
Triathlon Shoes — Playtri
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The search is over, dont waste any more time googling best tri shoes, and feast your eyes on the all new Garneau Tri Air Lite Shoes. Garneau took their best-selling Tri-400 shoe and gave it all the upgrades you could ever imagine. Some would even call it space grade, and they guarantee itll get you from T1 to T2 cooler, faster, stronger, and way more comfortable than anything youve ever seen.
Louis Garneau Tri Air Lite Shoes, White / 44
The Jade XZ ranks No.1 of our best sellers. It's easy to put on with the light mesh tongue and has all of this year's superior components in a simplified version. Our carbon Ergo Air Stream sole was made to boost your pedaling force, reduce energy loss, and prevent cramps. These shoes have been built with extreme precision.
Garneau Jade XZ Road Shoes - Black Women's 38