Hot Water Bottle A classic home remedy, the hot water bottle provides targeted relief for aching muscles, cramps, stress and more. The multifunctional design includes a washable knit cover and can be used with hot water or frozen for use as an ice pack to reduce fevers and minimize swelling. Easy to fill, the transparent, two-quart bottle is durably designed with a wide mouth and leak-proof seams. Soothing Pain Relief: Providing comfortable relief from sore, aching muscles, arthritis pain and more, the Arctic Flex hot water bottle holds up to two quarts of hot or cold water for soothing, natural pain relief. When used for hot therapy, the flexible bottle contours to the body for targeted relief of stiffness in the neck, lower back pain, menstrual cramps. Safe For Hot Or Cold Use: Designed for versatile use, the hot water bottle safely withstands near boiling water for producing deeply penetrating heat therapy. The bottle is also freezer-safe, quickly allowing contents to freeze for use as an ice pack to reduce fevers and swelling. Durable Design: Featuring a lightly textured exterior to retain heat longer, the transparent bottle with a fill line indicator is made with an odorless, latex-free pvc that is durably designed with explosion-proof seams. The wide mouth bottle includes an anti-spurt lip with a secure stopper for easy filling and empty. Always test the stopper for leakage before use. Stylish Knit Cover: Made with a soft acrylic, the washable knit cover protects skin and clothing from direct contact with the water bottle. What’s Included: Arctic Flex Hot Water Bottle Washable knit cover