Black: 100% Polyester, Gray: 90% Polyester+10% Spandex. [UPF 50+]: UPF 50+ fabric protects you and your skin from the harmful UVA/UVB rays and prevents you from sunburn in hot summer days. [EYES COVERAGE & THUMBHOLES]: Pull down the big hoodie to block the light around you, helps you fall asleep comfortable outdoors. The thumbholes help keep sleeves in place and give extra coverage for sun protection. [BREATHABLE AND MOISTURE WICKING]: Breathable fabric wicks sweat away quickly, keeping you cool and cozy all day. [GREAT GEAR FOR OUTDOOR RECREATIONS]: Suitable for fishing, hiking, running, gardening, golf, cruise travel or other kinds of workouts and outdoor activities. [ALL-AROUND CUSTOMER SUPPORT]: We listen to customer feedback and fine-tune every detail to ensure quality, fit and comfort. Please contact us if you have any questions about the quality of our products or if you are experiencing any difficulty with size and delivery.