From the product description, check product page for current description, price and availability:
- Vacuum insulation keeps drinks cold 4.5 hours + exterior sweat-free
- 18/8 stainless steel won’t rust; naturally BPA-free
- Press-fit lid with built-in bottle opener helps keep dirt out
- Dishwasher safe
- Lifetime Warranty
Vacuum insulation helps keep your beer and other beverages cold (or warm) and should also reduce or eliminate condensation on warm days.
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