BottleKeeper – The Standard 2.0 Beer Bottle Insulator – Cap with Built in Beer Opener and Tether – Fits & Protects… Price: $31.05 (as of 18/04/2021 08:43 PST- Details)

Colder Beer is Better. It’s Science.
BottleKeeper 2.0 is insulated to keep your beer colder, longer, and protected from gravity. Bottle opener included, cold beer is not. Bummer, we know.
Comes with 100% Satisfaction Guarantee and Lifetime Warranty. Like, whoa.

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