Hypervent Sleeve-Black HybridFootwear It's a highly advanced system

It's a highly advanced system that offers water- and wind protection in combination with excellent ventilation and moisture transport

they provide cover at the start of a race or workout and can be easily packed away in a pocket once you have warmed up

Cr Foam™ is an ultra-lightweight midsole foam made from preferred materials that provides excellent energy return

and maximized propulsion

and style in equal measure

Hypervent Sleeve-Black HybridFootwear It's a highly advanced systemHypervent Sleeves are ultra lightweight, highly ventilating arm covers made from recycled polyester mesh. Designed for convenience, they provide cover at the start of a race or workout and can be easily packed away in a pocket once you have warmed up.