Specification Brand : Kuuleyn BulletPoint1 : Material:The sanding block have flexible PU backing plate. The backing plate is made of polyurethane, flexible and very , to the handle is soft and does not hurt your hands BulletPoint2 : Hook & Loop Design: Hook and loop function for quick pad changes, prevents pad shifting and spinning, yet allow for easy removal of the abrasive disc without wearing out overall strength. and Minimizes heat transfer. Easy to hold handle and a flat bottom BulletPoint3 : Excellent Performance: They are the companions for sanding discs. Two different shapes can satisfy the polishing and grinding of flat surface, corner and groove position from different angles BulletPoint4 : Grip Comfortably:Ergonomic design reduces hand fatigue and is suitable for long-term sanding. Can be used with peace of mind, with strict quality control and quality assurance BulletPoint5 : Widely Used: These Hand Handing Blocks are ideal for woodworking, hobby, arts and crafts, auto body, drywall, and automotive use ItemName : Kuuleyn Hand Sanding Blocks Hand Sanding Pad Hook and Loop Fastener Manual Handheld Grinding Block Polishing Disc (5 inches 125mm) ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 6 centimeters ItemTypeKeyword : spot-welding-equipment Manufacturer : Kuuleyn ModelName : Kuuleynqhvye8306b-11 ModelNumber : Kuuleynqhvye8306b-11 PartNumber : Kuuleynqhvye8306b-11 ProductDescription : Item Type: Hand Sanding Pad Size: Approx. 127mm / 5in, 152.4mm / 6in Grinding Disc: Hook and loop fastener Purpose: Manual fine polishing Use: With suede sandpaper bonding Features: 1. Handprint grooves fit tightly, not easy to fall off 2. The material is soft and elastic, smoothly polished 3. Light in weight and will not hurt your hands when polished