DETAILSBPA-free single-latch flip lid with loop for easy carrying.Large lid opening makes it easy to add ice cubes. Triple insulation Hot for up to 8 hours or cold for up to 24 hours (use caution with hot liquids). Copper-lined 18/8 stainless steel construction is durable, and material won't retain tastes or odors. Hand wash with soap, water and a scratch-free sponge. Towel dry immediately to help preserve decoration. Do not soak or use cleaning materials (bleach, chlorine, etc.) and do not put in dishwasher, freezer or microwave. Stainless steel tumblers and bottles feature a limited 5-year guarantee Made in China and printed in Venice, FL.