ColPaC® Contoured Cold Pack for Neck, 23 Inch Length, 1 Each Signs helping to increase comfort during Underpads helping to increase comfort during long hours of crutch use An excellent choice for the prevention and treatment of pressure sores * The soft interconnected air cells allow for deep immersion providing constant low pressure across the entire seating surface * Adjustable air cells offer deep immersion to provide excellent pressure redistributino for tissue protection and treatment * Dual valve compartments address seating challenges such as pelvic obliquities sacral seating and enhances posture control * Both compartments can be adjusted indepedently to increase positioning and stability for side to side control * Nilon breathable cover with non skid bottom and safety straps * Easy to use hand held inflation pump * Flame resistant latex free neoprene * Patch kit included * Weight capacity: 500 lbs * Warranty: 5 year prorated * Filled with a bentonite and glycol blend to keep cold pack from freezing solid sprains and strains