Protects your cleats from wear, and prevents mud and dirt buildup inside cleatsIntricate design creates a better fit and feel, making walking easier and more comfortableLightweight, flexible and durable; not affected by hot or cold tempsMade in the U.S.A. using high quality, rubber-like plasticSPD-SLShimano SPD-SL fits Fixed and Float models: SH10, 11 & 12UPC/EAN/GTIN: 036128000042