Under Armour Boys' 6-9 months UA Polo Bodysuit - SET OF 3 100% Polyester Machine Wash Material wicks sweat & dries really fast Soft, lightly-textured fabric with durable ribbed collar Loose: Fuller cut for complete comfort. 3-button placket & 3-snap bottom allow easy changing Fashion and comfort meet in this logo Under Armour bodysuit. Moisture transport system fabric that wicks away sweat and dries quickly.