【Durable Material】: With heavy duty metal hook which can withstand and hold a large amount of weight on the pull up bar of most size, the anti-gravity boots also have a heavy duty metal band with a secure double lock
【Extremely Comfortable】Thick foam padding to secure of the inversion boots.We suggest that People with thinner legs should wear thick socks or use a towel for extra padding for secure.
【Relieve Pain and Exercise】: Use fitness gravity boots to relieve pain and stretch the neck, back and shoulder muscles; Improve posture by counteracting the pull-down force of gravity, and help fight compression fatigue from jogging.
【Premium Design】: By using this gravity boots, you can relieve back pain , muscle tightness and spasms.Work out abs for more effective exercises, hang upside down back stretch.
【Wide Use】: The gravity boots can be perfectly fixed on ankles and feet of any size, and has a strong safety lock to ensure that the feet and ankles will not slip over the inversion boots, and can be attached to most size pull up bar