Aksobha Herbal Hot & Cold Leg Warmers can be used as hot/cold therapy for the feet. It relieves rheumatoid arthritis, planter fasciitis, stiff muscles, swelling, sprains, and aids in circulation. These packs are 100% natural, plastic and chemical free.Uses:It relieves rheumatoid arthritis, plantar fasciitis, stiff muscles, swelling, sprains and aids in circulation.Product Specifications and Features: It provides relief from rheumatoid arthritis, plantar fasciitis, stiff muscles, swelling, and sprains, aids in circulation Aksobha?s Herbal Packs can be used for hot therapy The heat of the packs reduces muscle spasms, relaxes tense muscles, relieves pain, and helps with movement Applying heat to your tissues increases blood circulation Hot therapy is commonly used to manage discomforts such as the stiff neck, muscle tension, muscle strains, sprains, and more Aksobha?s Herbal Packs can also be used for cold therapy Applying cold to your tissue results in the narrowing of your blood vessels Slowing the blood flow and other fluids into the injured tissue reduces swelling, muscle spasms, pain, and inflammation Cold therapy is commonly used to manage discomforts such as joint sprains, headaches, bruises, black and blue marks, swelling, fever, sunburns, and more It helps reduce swelling and oedema at the site of injury, is Ideal for reducing pain / orthopaedic cases / post-operation and manages injuries It relieves sore muscles and joints pain around your neck area with a neck pack It?s reusable and can be used for hot therapy as well as for cold therapy Directions for Use:For hot therapy Heat the pack in the microwave for 1 to 2 mins, do not heat for more than 2 mins at one time Check the heat and apply it to the desired body part Once the pack cools down to room temperature, it can be reheated as required For cold therapy Cool the pack in the freezer for a few hours Check the temperature and apply to the desired body part Safety Information: If the pack gets dirty, wipe it with a damp cloth and dry Do not immerse in water or wash the pack Heat the packs and use them frequently Do not heat pack for longer than 2 mins or as directed The pack can be put in a cloth bag and stored in the freezer if not used for long Read the label carefully before use Keep it out of the reach of children