Amazon.com: Anti-Slip Grip Tape Roll (4 Inch x 30 Foot) | Anti-Skid Tape with High Traction 80 Grit | Weatherproof Tread for Indoors & Outdoors | Non-Slip Safety Grippy Pad for Stairs,
2" Foil Backed Non Slip Tape - 2" Conformable Non Slip Tape
Tape King Anti-Slip Tape - Traction for Stairs, Steps, Ramps, Treads - Cut to Fit, Safety for Indoor or Outdoor Applications - Black Tape - 80 Grit Aluminum Oxide - 4 Inch x 30 Foot Roll
Gator Grip: Anti-Slip Tape, 4" x 15', Black - Walmart.com