SeaTeak 60020 Teak Roll Up String Mat, Oiled Finish Sustainable in wet environment & resists mold for a cleaner environment; keeps area free of debris Machine made for a precision finish from the finest Grade A, kiln-dried and hand-sanded teak wood Feels comfortable and soothing Rolls up for easy storage Use on flat surfaces only, do not use in bathtubs; not for use on tile or stone floors as teak oil finish may leave a stain Dimensions: 19-3/4 L x 19-3/4 W x 5/8 inch D