Tumbl Trak Vault Tape Measure, 82-1/2ft SMART DESIGN - Tumbl Trak's Velcro Tape Measure is unique in that it secures to carpet foam eliminating tripping hazards and other hassles. It easily attaches and detaches to carpeted vault runways with Velcro backing, which keeps the tape in place. PERFECT LENGTH - The Tumbl Trak Vault Tape Measure is 82 feet and 6 inches long with Inch and Foot gradations. WE KNOW GYMNASTICS-When you purchase a Vault Tape Measure from Tumbl Trak, youre getting a TRUE gymnastics product. Coaches, former gymnasts, and industry experts make up the Tumbl Trak Staff which has been making gym quality products for 30 years.