Back pockets are placed so that all pockets are accessable while wearing the vest

day or night

This offers the stability runners need for cornering and making tight turns while simultaneously propelling the foot forward

88% POLYESTER 12% ELASTANE

Women's 2XU Aero Top LS Half Zip Brand_Zensah Back pockets are placed soSoft and smooth coverage that can be worn on its own or as an extra layer, the Aero 1 2 Zip has a lightweight breathable mesh back and is easily adjusts at the neck and sleeves so you can stay comfortable as you heat up or cool down. FLEXIBLE VERSATILITY Raglan sleeves provide maximum movement and 1 2 zip design lets you adjust exposure to the elements to your liking with thumbholes at sleeve cuffs providing extra warmth and coverage on cooler days.