The WSSL Travel Program has a sponsorship agreement with Adidas and sources uniform kits and other items from Soccer Post. Each player must purchase a 1) home jersey, 2) away jersey, 3) shorts, 4) socks, and 5) a practice jersey. WSSL has a two-year uniform cycle, with new uniform designs every two years. Players may optionally purchase multiples of these items, as well as WSSL Adidas warm up suits, WSSL Adidas soccer backpacks and other WSSL-branded items.
Either over the summer before each soccer year begins or shortly after registering mid-year, players will be sent a personalized kit purchasing hyperlink from Soccer Post. WSSL will assign each player their jersey number and requests are not permitted. Mandatory kit costs for 2024-25 are expected to be around $135.