Comfisure Thermoplastic Hot Water Bottle with Fleece Cover Comfisure Thermoplastic Hot Water Bottle with Fleece Cover is a great value, high quality hot water bottle made from PVC that comes with a soft fleece cover & a 3 year guarantee. It is manufactured to BS standards BSEN 71 part 3 & BS1970-2006, is tried & tested in the UK market & is pressure tested for four hours prior to leaving the factory. Hot water bottles can help to relieve a variety of aches & pains, as well as keeping you warm at night & helping to soothe you to sleep. Please note: Colours may vary.