Features: 70% bamboo / 30% polyester blend for natural comfort and performance Ultra-lightweight 149g fabric ideal for hot, high-exposure days Natural UPF 15 sun protection for extended time on the water Moisture-wicking and antimicrobial properties help manage sweat and odor Regulates body temperature naturally for all-day comfort Built-in hood for added sun protection Lycra-bound cuffs and hood opening for a secure, stay-put fit Internal Lycra thumbholes for optional coverage Flatlock seams for chafe-free, next-to-skin comfort Athletic fit