SlipX Solutions Adhesive 14.5" Safety Treads Add Non-Slip Traction to Tubs, Showers, Pools, Boats, Stairs & More (Clear, 8 Count, Reliable Grip) Improve traction and safety on all kinds of slippery surfaces. Easy to install and clean. Reliable grip, year after year. 8 treads per package. Individual tread size: 14.5" long x 3/4" wide. Designed for use on smooth surfaces. Some surface textures may affect adhesion. Not for use on refinished surfaces.