The Nike Mercurial Lite Shin Guards shield your lower legs without slowing you down. The ultra-thin design blends soft foam and a durable shell for impact diffusion on the field.Low-profile design helps shield from abrasion.Durable hardshell combined with foam helps with impact absorption.More Details Sleeve: 65% polyester/19% rubber/16% spandex. Shell: 72% K resin/28% EVA. Left/right-specific fit NOCSAE certified Hand wash