Amazon.com: Red Cat Anti Slip Grip Tape For Stairs. Black Non Slip Floor or Stair Treads. 20 Pre-Cut Strips 1" x 15.5" Anti Slip Safety Tape. Waterproof Indoor/Outdoor Commercial Adhesive Stair Treads
Ottomanson Waterproof, Low Profile Non-Slip Indoor/Outdoor Rubber Stair Treads, 10 in. x 30 in. (Set of 5), Black Nib OTR6113-5 - The Home Depot
Ottomanson Waterproof, Low Profile Non-Slip Indoor/Outdoor Rubber Stair Treads, 10 in. x 30 in. (Set of 5), Black PSR1019-5PK - The Home Depot
Naiees Transparent Stair Treads Non-Slip Strips 18 Pieces with Roller, Clear Stair Treads Tape Indoor Outdoor Waterproof Anti Slip Strips for Stairs, Bathtub, Safety for Elderly, Children, and Pets - Amazon.com