Amazon.com: Dog and Cat Cord Protector 32.8ft Wire Protector Sleeve Covers for Cord Protects Your Pets from Chewing Through Insulated Cables 5 PCS/Pack 32.8ft in Total 10mm Width by FUNZON : Electronics
Amazon.com: 30 ft Dog Cat Cord Protector Cable Protect Electric Wires Covers Long Split Wire Loom Tubing Prevent Chewing for Dog Cat Puppy Pet Rabbit (Ordinary Cord) : Electronics
Cord Protector - CritterCord - A New Way to Protect Your Pet from Chewing Hazardous Cords - Walmart.com