Package Contents: This package includes 10 beer bottle coolers in 5 different colors; 2 bottle coolers per color. Each cooler is 0.3 cm thick. Please confirm your desired size before purchasing. Durable Material: Our bottle coolers are made of high-quality neoprene, with detailed stitching for reliable use. They keep your drinks ice-cold and your hands warm and dry, even in cold conditions. Smooth and flexible to the touch, they're easy to slip on and off bottles, machine washable, quick-drying, and durable enough for long-lasting use. Stylish Colors: Classic and vibrant colors easily match your various beer bottles, adding to your enjoyment. They look exquisite and stylish. Ring Zipper Design: The ring zipper makes the beer bottle cooler easy to slide up and down. It fits most 330ml beer bottles, helping to insulate and keep your beer cold while protecting your hands from low temperatures. Versatile Applications: These neoprene bottle coolers are suitable for birthdays, wine parties, banquets, family gatherings, Thanksgiving, Christmas parties, New Year's Eve, garden barbecues, outdoor picnics, camping, sports, hiking, and more. Enjoy your beer anytime, anywhere. Color: As shown Material: Neoprene Size: 19 x 6.5 cm Package Contents: 2 x White Beer Bottle Coolers, 2 x Black Beer Bottle Coolers, 2 x Red Beer Bottle Coolers, 2 x Blue Beer Bottle Coolers, 2 x Green Beer Bottle Coolers Note: Light and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowable measurement error is +/- 1-3 cm.