internet's best ergonomic utility knife - set of 2 - retractable razor knife set - box cutter locking razor knife - storage pouch extra blade refills - quick blade change - black internet's best internet’s best ergonomic utility knife has been designed with a durable, metal case with an ergonomic rubber grip allowing for a long lasting, extremely durable utility knife. the razor easily cuts and slices boxes, plastic packaging, and straps easily. includes 2 ergonomic utility knives. perfect box cutter for use around the home, office or warehouse. razor simply slides open to 3 different blade lengths for exact cuts. blade retracts to lock safely within metal frame when finished using. includes a refill pouch containing 3 extra blades. slice through your projects in less time with internet’s best ergonomic utility knife.