100% Performance Polyester Interlock Relaxed, Easy-Wearing Fit Advanced Moisture-Wicking (Keeps you Dry) Anti-Microbial (Keeps you Fresh) UPF 40 Sun Protection (Keeps you Safe) Our Best-Selling Riptide Series features super comfortable tees with exceptional technical performance.  Raglan-style long-sleeves are easy-wearing and provide superior range-of-motion. Our signature, lightweight polyester interlock fabric feels great and wears well — perfect for early mornings and cool nights.  Relaxed, outdoorsman-approved fit.  Finish details include double-needle tailoring, locker panel, ribbed knit collar and self-cuff. Also available in Short-Sleeve.  Musky.