The Grip Kit by Orthex enables you to more easily maintain your grip on tools such as chain saws, grinders, pneumatic chisels, jack hammers, circular saws, lawn mowers, hand drills, sanders, nut runners, riveters, power hammers, and weed trimmers. It is made from Viscolas, a visco-elastic polymer specially formulated to reduce vibration and shock to the hand. The kit comes with a sheet of material, 1 tube of shrink tube covering, and an alternative wrap for closed-ended handle tools.