<ul><li>Pneumatic (air) version</li><li>Available in short and tall versions</li><li>Direct fit for United Ortho USA14115 and 12115 Boots</li><li>May be used with other branded boots. United Ortho does not fit on other brands.</li><li>Will not fit Air Cast, Rebound, Quest, and Nextel Walker boots.</li></ul> Product Description The Short Air Cam Walker Fracture Boot Liner helps keep your boot feeling like new. Liners are available for the complete line of United Ortho boots. This liner is washable with a mild detergent, and should be air dried. Use as a replacement, or use it as a spare while washing your original liner. Manufacturer Contact Information 800-227-8748