NFHS MLS Competition Soccer Ball 100% Polypropylene Imported Part of the MLS Soccer collection, the design is inspired by the three MLS pillars of club, country, and community Thermally bonded seamless surface technology, TSBE, for a more predictable trajectory, better touch and lower water uptake High-end materials in cover, backing and bladder for perfect on-field performance Butyl bladder for best air retention to stay inflated longer NFHS Certified Ball Size 5 is official size