Material: 100% polyester Machine wash Lightweight and comfortable: made from lightweight, breathable, stretchy and super soft 100% polyester fabric that wicks away moisture, breathes well, won't overheat and is designed to perform well and be extremely comfortable to help you work out for longer. Fitted muscle vest: this gym muscle vest has a perfect athletic fit and neat stitching, with stranded cutouts and a Y-shaped back to highlight your shoulder back and arm muscles, and large armholes to help show off your hard work in the gym and give great freedom during intense workouts. Diverse pairings: this muscle tank can be worn with gym shorts for a fitness workout or with smart denim shorts or casual trousers for an everyday look. Multiple occasions: perfect for workouts, gym, bodybuilding, jogging, cycling, running, basketball, and other casual occasions such as the beach, pool, BBQ, etc. It keeps you looking good while still keeping your workout relaxed and comfortable. Easy care: Machine wash or hand wash recommended at a maximum temperature of 40C. Normal dry clean. Do not bleach.