The CamelBak Hot Cap Drinking Bottle is a very nice bottle. It has a leak-proof cap, so you can drink carefree. The bottle has vacuum insulation so that the bottle will remain dry on the outside, so you can easily carry it in your bag. The insulation also ensures that your drink stays hot for up to 6 hours and cold for up to 24 hours! This fine bottle is made of stainless steel and (the cap) of polypropylene and is dishwasher safe. The bottle has the dimensions 15.6 x 7.4 cm. It is available in different colours.