100% polyester,breathable,lightweight Imported 2 Pack-MATERIALS】100% polyester bird's- eye knit fabric ,breathable,lightweight,for a drier and cooler moisture wicking experience. 【HIGH VISIBILITY】Hi vis shirts black short sleeve with 2 inch wide reflective silver strips around the waist and each sleeve.Stripe stamping design,it makes you be 360°visible when you are working in dark snd safety.Black bottom design and pocket on left chest. 【COMPLIANCE & SAFETY】This safety shirt is in full compliance with ANSI/ISEA 107-2020 Class 2/Level 2 for all occupations, unisex, ansi class 2 safety work tshirt.