Mason Medical General Use Back Cushion with Lumbar Support Captive Technologies The cart kit is not

The cart kit is not compatible with any other device

The DC cord allows you to power your concentrator from standard DC Power Outlets like those found in most cars

To replace

The Wisp offers a choice of frame styles: a Clear Silicone Frame for a traditional feel or a Fabric Frame for added softness

Mason Medical General Use Back Cushion with Lumbar Support Captive Technologies The cart kit is notDesigned to offer comfort and positioning for home, office or in the car, Lumbar Cushions from Drive and Mason Medical are made from molded foam and come with a cloth cover with elastic straps. Designed to offer comfort and positioning for home, office or in the car. Features and Benefits Durable Masonite board secured on back of foam core prevents hammocking in sling back wheelchairs Memory foam back cushion provides support, comfort and a tactile