Hot Water Bottle Treat Your Body With Natural Care Having trouble compressing your children's fever with icing water? Or maybe you got muscle strain on your thighs? Hot Water Bottle will get the job done without a hassle. Main Feature of Hot Water Bottle Made of Natural Rubber. Hot and Cold Resistance. Tight and Secure ABS Lid. Anti-Skid Textured Surface d to Relieve Your Daily Pain Warmer. Hot Water Bottle especially made to save you from your daily annoyance. Built from the best quality opaque natural rubber it presents a great flexibility for all your needs. Not to mention it's thermoplastic nature can contain cold or hot water to suit your needs (up to 120*F ). You only need to fill it with what you need and let it adapt to the temperature for about 20 minutes and voila! Say goodbye to your monthly cramps. Edge to edge ribbing No flats surfaces on ribbed sides to prevent burns provide more a comfortable user experience as well as retain heat for longer period of time. Do not put liquid hotter than 120*F or boiling water Let it adapt for 15-20 minutes after filling Not suitable for children under the age of 36 months Do not put in microwave.