HOT WATER BOTTLE WITH COVER: Our hot water bottles with silicone materials, it's durable, safe to use and ecofriendly. HOT WATER BAG FOR PAIN RELIEF: Ideal for soothing aching joints or pain on neck, waist, lower back, tummy, feet, period etc. Suitable for hot and cold therapy. EASY TO USE: With its wide mouth it is easy to fill and use. The hot bag for pain relief is mulitfunctional. Use it for menstrual cramps, sore muscles, during pregnancy or as a feet warmer. The cover (100% polyester) is washable. KEEPS YOU WARM FOR HOURS: The hot water bottle with cover is designed to retain heat to ensure your comfort. WARM GIFTS: A perfect gift for Birthday, Christmas, Valentine's Day, Mother's day, New year, Thanksgiving etc - Secret Santa Gifts. Pressure resistance and leak-proof performance, great for parents, children, friends and love ones!