Magic Safety Treads for Tubs and Showers improve traction and safety on all kinds of slippery surfaces. They’re latex-free, easy to install and clean, and provide a reliable grip on the surface, helping your loved ones stay safe on slippery, wet surfaces. Magic Safety Treads for Tubs and Showers can be used on non-textured surfaces including showers and bathtubs. Package includes 12 treads, sized 3/4 in. x 7-1/2 in.