Product Overview
• Plastic uprights give stability by restricting motion of leg
• Double metal rivet to enhance strut stability
• Dense foam lining within the sole to provide comfort and support
• Shock absorbing sole to improve comfort and protects the user from slips
• Intuitive edgeless rocker sole design to simulate a smooth natural gait
(http://spanlinkintl.com/en/home/123-tpn21-plastic-ec-walker-wo-air.html)