Details FlexEze Heat Wrap and Heat Patches provide clinically proven, drug free pain relief of lower back pain and tight or tense muscles for up to 14 hours. FlexEze Heat Wrap fits comfortably under clothing to provide low level heat therapy – helping you to stay active. The ability to keep moving whilst receiving low level heat to the lower back has been demonstrated in multiple randomized controlled trials to reduce back pain. Heat Wraps are recommended in low back pain treatment guidelines and FlexEze Heat Wraps are used in major hospitals and rehabilitation units throughout Australia. FlexEze may also be ideal for muscular aches and tightness, sore joints, sports injuries, tendon or ligament strains, sprains, pelvic pain and menstrual cramps. Long lasting and lightweight Air-activated Safe, Odourless, Eco-friendly ingredients Used in major hospitals TGA Registered Medical Device ARTG #209075 Endorsed by the Australia Physiotherapy Association. Directions for Use Insert 1 or 2 FlexEze Heat Patches into Body Wrap without removal of backing paper. Face paperside away from body. Position wrap around desired treatment area and fasten velcro when in desired position. Ideally suited for the low back region, but may also be wrapped around other joints and body parts.