Wahl #30 Ultimate Competition Series Blade is engineered to cut 2.5 times faster than the Wahl Competition Series blades. This premier detachable blade set is hand tested to cut through fur the first time.Professionals can cut their clipping time in half with the smoother feeding and faster cutting ability that the Ultimate Competition Series Blades offer. Whether you are doing a professional clip at home with your pet, or grooming your horse and want a clipper blade that has easy glide through cutting; Ultimate Competition Blades are for you. Fits Wahl KM2, Switchblade and Storm Clippers. Cut length of 1/32" Made in USA. - CAUTIONS/WARNINGS:Keep out of reach of children. - DIRECTIONS:To Remove Blades: TURN MOTOR OFF. Push latch in under the blade and push blade set away from clipper. Slide blade set off drive finger. To Replace Blades: TURN MOTOR ON. Place blade set fully on drive finger and snap into place. - MATERIAL/COMP:Solid (e.g. Chews Tablet Toy) - STORAGE/DISPOSAL REQ:Store in a cool dry place. - HEIGHT(INCHES): 4.750 - WIDTH(INCHES):1.750 - LENGTH(INCHES):3.750