These reusable hot & cold cushions may be used as soothing heat therapy which is a highly effective method for treating acute sports injuries, to soft tissue and more long-term chronic back injuries. It is also recommended by orthopedic surgeons following post of surgery and also beneficial to those with arthritis and stiff muscles as well as for deep tissue injuries. Made of 100% natural ingredients contains treated grains with pure lavender flowers and secret selection of herbs. Contain NO chemicals. Can be used hot or cold. Our bags have superior temperature retention properties making them durable enough to go from freezer to microwave repeatedly. Simply heat for 1-2 minutes in a microwave or chill in a freezer then apply cushion to the affected area. Well suited for the treatment of Arthritis, Aching Joints, Sprains, Strains, Menstrual Pains, and to aid Sleep and Stress. Use frozen to reduce Fevers, Swelling, Bruising, Sports injuries and Sunburn relief.DIRECTION FOR USE1-      Hot Cushion Place at microwave oven for 1-2 minutes.2-      Cold Cushion Freeze for at least two and half hours.INSTRUCTIONS:Heating should be carried out under adult supervision, never leave your heat pack unattended during heating. Never exceed the heating time 1-2 minutes in   a   microwave   oven.   Shake   pack   to   redistribute   contents   after   heating. Don’t heat in a conventional oven. Heat& cold cushion may be used as often as required.  It should   be   allowed to cool fully between   uses.   Suitable for children but always with adult supervision.IT IS IMPORTANT TO READ AND RETAIN THESE INSTRUCTIONS.CAUTION: When handling any heated product, caution is always advisable to avoid burns.WARNING: - Take care when removing from the microwave oven.  Don’t ingest the contents.  Don’t overheat.