Non Latex Inflation System Adult Maternity Posture Support The ProBasics K3 Lightweight Wheelchair MSHQ BH190XL The ProBasics K3 Lightweight Wheelchair offers all the benefits of a standard K3 wheelchair with the added feature of removable flip back height adjustable arms and 2 inch upholstery seat extension Portable charging case (charge while case not plugged in) The Aneroid Calibrated© V Lok© Inflation System consists of a non latex bulb Air Flo© control valve Latex or Non Latex bag and Calibrated© V Lok© Cuff *The Calibrated© V Lok© system clearly indicates whether or not the correct size cuff is being used *The center of the bladder is marked for correct application on either the right or left limb *Hook and loop fasteners are used to provide the optimal number of open close cycles *Cuffs conform to the shape of the limb and have no hard stiff edges *Cuffs are made of tightly woven heat set Dacron polyester fabric for long wear *Non latex cuffs are for those who are sensitive to rubber latex *Each