FLEXIBLE CONSTRUCTION: Helps provide excellent control during paint prep and other fine-grade sanding applications. MOLDED FOAM: Flexible molded foam helps make block sanding on flat or contoured surfaces easy. DURABLE VINYL: The smooth vinyl face holds 3M Stikit and other PSA abrasives. EFFICIENT: Press-and-stick change-outs help keep the job going. NO-SLIP GRIP: Helps secure rolls and sheets for effective, smooth sanding. For industrial/occupational use only. Not for consumer sale or use.