Sometimes a child needs not just a stuffed animal, but also a warm belly! Unfortunately, the processing of the dog is not so good! The lining is made of cotton and abdominal side an opening is attached (with Velcro), where the hot water bottle is one inside. The hot water bottle which is extremely chemically smell there in an almost transparent (and easily breakable) "cloth bag". After the 2. Use the material at various points was torn. I have a dog now sewn a "hot-water bottles-sack" for the dog itself. In addition, I bought another hot water bottle because despite brushing the hot water bottle still stinks. ... My child would prefer to go every night with his hot water bottle to bed!