Retractable, space-saving splint that features a unique locking device, allowing quick deployment and a positive lock. Simply extend it to the desired length and it is ready to use. No knurled sleeves to tighten or slip. Lock cannot be fouled with ice, mud, oil, or other unforeseen materials. Features a low-profile, ‘‘Hare Type’’™ ischial pad and an ankle hitch made from antibacterial staphcheck material. Elastic hook-and-loop-closure straps and integral folding heel rest are adjustable. 3-year warranty.