Easy to Wear Design: the soccer practice jersey adopts 2-piece elastic waistband design, the open sides make it easy to get in and out of, suitable for most sports; Also, you won't need to be flipping them up and around trying to figure out which end is the top and bottom like with the mesh jerseys. One Size Fits Most: each soccer training vest measures about 63 x 43 cm/ 25 x 17 inches, the stretchable size allows the training pennies to comfortably fit boys, girls, or adult men and women; They are designed to offer a slightly loose fit to allow for unrestricted movement. Quality Materials: these soccer team training jerseys are made of quality polyester mercerization, which is soft and comfortable, hygroscopic and breathable to make you perform well in the game; They are machine washable, will not shrink or deform, can serve you for a long time. No More Confusion: comes with 12 pack black team pinnies and 12 pack white soccer pennies, you can keep teams separate quickly, allowing players to easily identify their teammates; Also, there is a carry grid bag, so you can easily store the sports pinnies after the game. DIY Your Letters: these team practice vests without the numbers painted onto them, so you can add vinyl letters or numbers on the back; The printed numbers are not easy to fall off, and they will last for a long time.