Certified by the National Floor Safety Institute (NFSI) as providing “high-traction.” Use in heavy-traffic work areas ramps walkways loading docks machinery vehicles and aircraft. The rolls have a low-profile design and their mineral-coated slip-resistant material is highly durable. The rolls have pressure-sensitive adhesive covered by a removable protective liner. Safety Tapes Type: Antislip; Width: 4 ; Length: 60 ft; Color(s): Black.