13.75” strap ; 8” x 12” pocket Quick-release buckles for optimal accessibility Large storage pocket for valuables Weather and water resistant fabric Made from OEKO-TEX certified 100% polyester Recommended for: PRO (standard & long), PROlite (standard & long), GRP Adapt, GRP, GRP lite, eKO mat, eKO lite, X Mat, Begin This mat carrier combines the convenience of a lightweight yoga mat sling with the accessibility of an external storage pocket for all personal essentials.