The Thermal Insulated Bottle Nils From Sagaform Has Been Very Popular In Scandinavia For Years. The Bottle Contains 50Cl & Has An Advanced Vacuum Construction With Double Steel Walls & A Copper Coating, Which Provides Excellent Insulation, Without Condensation. This Soft-Coated Bottle Keeps Drink Ice Cold For Up To 24 Hours Or Hot For 12 Hours. Minimum Quantities Apply.