Hot Water Bottle with Cover, 320ml Mini Hot Water Bag for Pain Relief, Back, Neck and Shoulders Soft Cover Removable and Washable, Best Gift (Blue) Material: Polyester, Silicone Color: As shown Product benefits: Softening, Soothing, Reduce Swelling, Pain Relief, Cold Size: Medium HOT WATER BOTTLE WITH COVER: Our hot water bottles are made from silicone materials, durable, safe to use, and eco-friendly. The hot water bottles with cover make them ideal for cold evenings, pain relief, or as a thoughtful gift. Available in 4 stylish colors: Pink, Green, Blue, Purple. EASY TO USE: With its wide mouth, it is easy to fill and use. The hot water bag is multifunctional. Use it for menstrual cramps, sore muscles, during pregnancy, or as a feet warmer. The cover (100% polyester) is removable and washable. HOT WATER BAG FOR PAIN RELIEF: Hot water bottles can be used to keep warm and help relieve aches and pains. Use as a heat pack to provide soothing back pain relief, or to help relieve cold and cough symptoms, menstrual discomfort, and other common aches. It can also be used as a cold compress for fever or to reduce swelling from minor injuries. KEEPS YOU WARM FOR HOURS: The hot water bottle with cover is designed to retain heat for extended comfort. The soft cover helps distribute heat evenly and protects against excessive heat. Ideal as a bed warmer and a great eco-friendly alternative to an electric heating pad. WARM-HEARTED GIFT: A perfect gift for birthdays, Christmas, or Secret Santa. With pressure-resistant and leak-proof design, it's a great choice for parents, children, friends, and loved ones.