Thermal travel and camping mug with belt fastening clip the stanley classic travel mug has perfect vacuum insulation which keeps your drinks cold for up to 25 hours or warm for up to 45 hours the mug made of 188 stainless steel is provided with a protective green impact resistant coating the handle of the cup has a clip so that it can be easily attached to other equipment or your person the closure is leak proof and all parts are dishwasher safe the capacity is 473 ml technical spe