SUMMER-READY This t-shirt for boys features UPF 50 sun protection and an efficient wicking system to preserve your little adventurer from harmful UV rays and moisture. SUSTAINABLE & FUN Fully made with recycled fabric, this t-shirt is eco-friendly. The large graphic on the chest adds to its cool and casual style. Omni-Shade™ UPF 50 sun protection Omni-Wick™ Center Back Length: 48.0cm Uses: Hiking Hiking type: Hybrid hiking Shell: 100% recycled polyester.**Polyester is a synthetic polymer made from petroleum and can be made from recycled material instead of virgin material to reduce environmental impact.