Loose: Generous, more relaxed fit. Updated UA Tech™ fabric has a softer, more natural feel for incredible all-day comfort. Signature Moisture Transport System wicks sweat so it dries fast. Lightweight stretch construction improves mobility for full range of motion. Anti-microbial technology keeps your gear smelling fresher, longer Raglan sleeves unlock mobility for serious range of motion. Center front logo is great for layering. 100% polyester.