Treadwell High Traction Adhesive Non Slip Stair Treads. Pre-Cut Safety Tape/Tread Prevents Slips and Falls. 10-Pack (Large 6 Inch x 24 Inch, Black) SUPERIOR SAFETY: Pre-cut 80-grit commercial grade non slip stair safety treads provide sure footing on smooth or slippery surfaces for people and pets. Can be used on stairs, steps, walkways and other flooring surfaces that require traction. LARGER: 6 in. x 24 in. treads provide FAR MORE coverage than most safety tapes and 50% more coverage than 4 x 24 treads, leaving LESS unprotected surface area to slip on. VERSATILE: Durable water resistant adhesive treads can be used on smooth indoor and outdoor surfaces (wood, concrete, stone, tile, marble). Can also be cut to size. Please make sure to apply to clean, smooth and dry surfaces that are not too porous or rough (brick, coarse cement). This will ensure optimal adhesion. Buy with confidence. We offer an unconditional 30-day guarantee!