3M™ Stikit™ Soft Hand Block, 05442, easily attaches to corresponding 3M™ Stikit™ Abrasive Sheets to give users a more nimble, precise way of tackling sanding jobs. This tool can be used by professionals or individuals looking to increase the speed and ease of jobs on flat surfaces or contours.3M Stikit Soft Hand Block PN05442 is made of a tough foam which allows the user to block sand on flat surfaces or contoured surfaces. This product features 3M Stikit Sheets that adhere firmly to its vinyl face, and won't slip or tear. Use this product with 3M Stikit Sheet Rolls 2-3/4 inch wide or abrasives sheets 2-3/4 inch x 5 inch for leveling of repair area or following contours.