SAFE AND ENERGY SAVING KIDS THERMAL BOTTLE: The 2L long thermos with knitted cap is made of pure natural rubber, CE, BS1970:2012 safety certified and monitored. A warm surprise gift for kids, adults and parents during cold winters and Christmas.Extra long-capacity hot water bottle: The temperature of the hot water bottle can be maintained at room temperature for at least 3 hours. Length 72 cm (2.36 ft) Width 12 cm (4.72 in) Maximum fill opening 2.8 cm / 1.1 in. The extra-long heating bottle warms the entire body. Larger heating area than traditional thermos.Neck Thermos Excellent Heat Therapy: 72cm body thermos is widely used to relieve body pain in shoulders, back, neck, waist, abdomen, legs and warm your hands, feet, bed in cold winter. After putting a hot water bottle on the bed before bed, it can provide you with a warm bed. The perfect gift for friends, parents, kidsLong Thermos with Knitted Cap: The thermos cap is 100% knitted. Hand-woven cover for extra comfort. The lid of the large hot water bottle feels comfortable, smooth, and warm to prevent burns. Removable and washable.Excellent customer support: easycosy Hot Bag is safe and leak proof. Be sure to tighten the cap before use