Home » Gadgets » Small Wine Beer Portable Cooler Gadgets Small Wine Beer Portable Cooler November 29, 2019 95 KEEPS DRINKS COLD FOR 5 HOURS – Closed cell foam insulation engineered to keep drinks cold. Semi-rigid case protects glass and keeps bottles snug to prevent clanking and breakage.START WITH COLD DRINKS – No ice or ice sheet needed. Lightweight solution for cold drinks on the go. Easy wipe clean. Not recommended for use with ice.