Product Overview
• Plastic uprights give stability by restricting motion of leg
• Dense foam lining within the sole to provide comfort and support
• Shock absorbing sole to improve comfort and protects the user from slips
• Rocker bottom to simulate natural gait
• Large air bladder creates a larger surface for contact pressure to help control swelling and ensure a snug fit.
(http://spanlinkintl.com/en/home/112-tpy1r-pneumatic-plastic-rom-sl-walker-.html)