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 - - Amazon.com
Teegan Gaffer Anti Slip Tape, 4 Inches x 30 Feet, 80 Grit Black – Gaffer Power
3M 80-6108-3386-7 Scotch® Premium Vinyl Electrical Tape 88-Super 3/4" x 66ft from Cole-Parmer