Carhartt 25L Ripstop Customized Backpacks, Black Color:Black STAY COOL WICKINGLAYERABLE WARMTHSTRETCHFLATLOCK SEAMS FOR Style Number:EB513 STAY COOL WICKINGLAYERABLE WARMTHSTRETCHFLATLOCK SEAMS FOR COMFORTREFLECTIVE DETAILS 91 9 poly spandex jersey with stay cool wicking technology Lightly brushed interior Reflective OGIO Endurance heat transfer label for tag free comfort Zip through cadet collar with molded cord pull Reflective O heat transfer at center back Raglan sleeves with shaped cuffs Reflective stacked O heat transfers on sleeves Drop tail hem Reflective O Endurance heat transfer at front left hem COTTON RICH SOFTNESSSTAY COOL WICKINGLAYERABLE WARMTH 64 36 cotton poly flatback knit OGIO Endurance heat transfer label for tag free comfort Zip through cowl collar Exposed coil zipper with molded cord pull Welded front zippered pockets with locking pulls Raglan sleeves with welded articulated elbows O Endurance heat transfer at back right shoulder OGIO binding at cuffs and hem Stacked O heat transfers on sleeves Slight drop tail hem O heat transfer at front left hem this versatile hideaway sternum strap Padded air mesh back panel Adjustable