Easy to spot Safety Edge tiles. Clearly mark your step edge for safe pool or spa entry. Use on ramps and benches for additional safety precautions. Safety Edge Tiles are constructed with a factory skid-resistant surface that is not sanded or coated. Tiles are quality made with frost resistance for indoor/outdoor use, break strength of 904 lb and are permanent. Sized to fit where you need them 2-1/4 in x 1 in 5-3/4 in. Grouting required for installation of tiles, not inclded. Buy in economical case quantities of 28 tiles, or individual tiles for smaller needs. Available in four colors to match or coordinate with any surrounding decor.