KiwiGrip Roller Brush - 4". Use the roller to achieve the texture you desire. For aggressive non-skid allow coating to dry slightly then lightly roll again. The 4" size is recommended for most jobs. Specifications for KiwiGrip Roller Brush: Manufacturer: KiwiGrip Color: Black Package Contents: KiwiGrip Roller Brush KiwiGrip KG1020-4: Roller Brush - 4"