Hot Water Bottle,Hot Water Bag Electric Plush Cartoon Warm Hot Cold Water Bottle Bags Hand Foot Warmer Relaxing Heat Cold Therapy Portable Heated Pad Heating Bag for Pain Relief Muscle Relaxation Can't sleep on a cold night A cozy hot water bottle will work its magic.These hot water bottle will help to keep you warm and cosy whenever and whereever you use them. Charge the hot water bottle bag before you go to bed and you will find it is still keeping your toes warm in the morning. Features: -Each water bottle and its leak-proof stopper and neck have passed rigorous fitness and strength tests. -Generally, the hot water bottle will stay warm for 3-4 hours if you use them without covering. The warm time will be longer if you use them in bed under quilt or blanket. -These classic hot water bottles are your perfect warm companion. They are also great to help ease period pains. By placing a hot water bottle on the lower tummy area to provide relief from cramps. Great gift choice for girls! -Hot water bottle can be used alone as a remedy for aches, pains and sports injuries. -A hot water bottle is a time-honored method of treating sore muscles, stress or cramps, arthritis, aches and pains, stiff necks, lower back pain, menstrual cramps and other common aches and stresses of everyday living. -Hot water bottles are easy to travel with, especially on a long flight or bus ride. -How to use:Firstly:Fill the bottle with cold water only 2/3 full.Secondly:Tighten the cap and wipe dry the bottle.Thirdly:Charge the bottle for about 8-10mins then can use. -Size:20x26CM -Perfect for Xmas Gifts. Package included: 1 x Hot Water Bottle Bags 1 x Charge Cable 2 x Water Plug 1 x Hopper 1 x Manual