1.Easy To UseThe Hot Water Bottle With Wide Mouth Design Prevents You From Being Scalded When Pouring Water. It Is Very Convenient, Quick And Safe To Pour Water Into A Hot Water Bottle Without Spilling. Please Pour Two-Thirds Of The 80-Degree Hot Water. Note: Do Not Use Microwave To Heat.2.Health Care MaterialThe Hot Water Bottle Is Made Of Natural High-Quality Rubber, Which Is Non-Toxic And Harmless. The Explosion-Proof, Heat-Resistant And Aging-Resistant Properties Of Natural Rubber Are Far Superior To Those Of Pvc.3. [Safe And Reliable] The Rubber Thermos Has Passed The 24-Hour Explosion-Proof And Leak-Proof Test Before Leaving The Factory.4.Good HelperThe Pain Relief Hot Water Bottle Can Be Used As A Hot Or Cold Compress To Relieve Muscle Soreness, Menstrual Cramps, Sports Injuries. The Best Gift For Friends, Loved Ones And Relatives.5.Perfect GiftSuitable For Cozy Nights, Especially Cold Winter Days. You Can Use It At Home, In Dorms And While Traveling. A Warm Gift For Christmas, Birthday, Mother'S Day, Father'S Day, Thanksgiving And More.