Sports T-shirt, fitness coach sports T-shirt, black tight four-way elastic knitted sportswear, Olympic sportswear

Fitness coach sports T-shirt, brocade ammonia sweat knitted high elastic Polo short sleeve T-shirt, model: jstx2019, short sleeve polo; fabric composition: 85% nylon, 15% spandex, 180 square grams weight; characteristics: all round elastic self stretch and full toughness; purpose: suitable for specific groups of fitness club. Male and female fitness coaches, fitness trainees, etc.; appearance: tight, smooth, straight and shapeless, concave and convex, characteristics: strong flexibility, free 360 degree stretch and intact fabric; mostly used for fitness club fitness coaches when they are on duty as training clothes, fitness trainees and other group wear.