4.6oz (155GSM) Coolmax Jersey 50% Coolmax Polyester 50% Polyester / Birdseye mesh back UPF 50+ - Made with engineered Coolmax fibers - Thermo regulation - UPF 50+ sun protection - Coolmax self-fabric collar - Three snap front placket - Western style yoke - Sideseam vents - Logo print on wearer's left sleeve hem - Reflective triangle print - Coolmax logo label - Solar Blocker + icon print - Tagless back neck