TOPTIE Training Vests, Football Jersey, Pinnies for Soccer Team, Multiple Colors and Quantities 100% polyester Made of 100% polyester mercerization with two-piece elastic waistband. Easy to put on and take off. Child Size - Length: 22inch; Chest width (on half): 14.2inch. Adult Size - Length: 24.8inch; Chest width (on half): 16.9inch. XL Size - Length: 27.6inch; Chest width (on half): 18.5inch. Waistband: 4.72inch - 9.06inch. Bright color vests that will stand out on the practice field. Great for school gym or practice.