4 Pack Beer Bottle Cooler Sleeves Keep Drink Cold Zip-up Extra Thick Neoprene Insulated Sleeve Cover with Bottle Opener（4 Pack, Multi)

This revolutionary beer bottle cooler sleeve is the ultimate solution for keeping your drinks cold for longer! Made from durable 4mm thick neoprene, this sleeve provides excellent insulation to keep your beverages at the perfect temperature.

The convenient front zipper openings make it easy to access your drink without having to remove the sleeve, and the flexible design fits European pilsner bottles or other similarly shaped plain glass beer bottles.

Plus, this reusable and washable sleeve is an eco-friendly alternative to disposable paper cup covers and napkins.

Whether you're enjoying a cold beverage at home, in the office, or on the go, this sleeve will keep your drinks colder for longer!