Choose SlipX Solutions® for your non-slip safety needs. Proven and practical, our Mighty Dot Adhesive Safety Treads adhere to porcelain, fiberglass, sealed wood and many other smooth surfaces. To install, clean surface carefully using everyday cleanser. Dry completely. Wipe surface with rubbing alcohol to remove any soap/cleanser residue. Dry completely. Remove backing material one tread at a time. Press each tread firmly onto surface, working from center outward. Make sure all outer edges firmly attach to surface. Do not touch adhesive or reposition treads during installation. Allow newly installed treads to stand for 12 hours before use.