AeroZip 1L Size:Large ultrasoft PEBA foam

ultrasoft PEBA foam

and elastic binding at the cuffs provides comfort and additional wind protection

3-oz 94% recycled polyester/6% spandex flat-faced fleece with miDori™ bioSoft for added wicking and softness

Flatlock seams to minimize chafing

Get that classic Altra feel with zero drop and our roomiest toe box

AeroZip 1L Size:Large ultrasoft PEBA foamThe Ultimate Minimalist Compression Running Vest Engineered for zero bounce and full freedom of movement, the AeroZips contoured, unisex design features a zippered front for a secure, aerodynamic fit that stays put through every mile. Superior Fit: Aero compression design with quick fit cords delivers a no bounce, no restriction feel (Unisex sizes SXL). Lightweight Performance: Made with premium stretch knit and mesh for max breathability and ultra