soft, breathable, smooth Made Based On USA Standard Size ●100%Polyester(50% Bamboo Charcoal Polyester, 50% Coolpass Polyester). USA Standard Size(Regular Fit):Medium. Color:Deep Grey ●Excellent quality:Anti-wrinkle collar and sleeve, fast absorb sweats, light weight, quick dry, smooth soft flexible fit, breathable fabric, anti-pilling, tagless labels, snag-free finish, never shrinkor fade, no need iron, machine wash and air dry. ●Occassions:golfing, running, work, travel, meeting, date, weeding, evening out, party, outdoor activitiescasual or formal place. ●Style:Classic fancy design, solid color but special on collar and sleeves. You can match any styles of (shorts, trousers, jeans, sport pants). ●Revolutionary Coolpass technic provides full max cooling, quick-dry. Anti-odor prevents bacterial, 35+ UPF prevents harmful sunrays hurting skin. Make your body comfortable all day. ●Regular fit:Please kindly check the size chart on the last picture. Then choose a best size suits on yourself. We hope you enjoy the purchase.