The light and compact insulated bottle by Thermos is the perfect companion for your mountain sports activities. It features insulation technology with double-walled stainless steel and vacuum insulation. The top skirt is dishwasher safe and impact and break resistant. It has a tightly closing automatic closure that is dismountable with a drinking cup. The bottle is free of inner coating, BPA, and harmful substances. There is a 5-year warranty on good insulation performance.