Cool down or keep pre-chilled bottles cold for up to 1 hour with advanced dual solid gel packs that never sag & provide even temperature bottom to top. Simply freeze for 2 hours before use, then slide over desired bottle to enjoy iceless drip-free chilling.
 
Leak-proof durable nylon with elastic sides that expand & conform to the bottle. Fits standard 750 ml bottles such as wine, Champagne, liquor, saké, soda & more. Cools room temperature bottle down by 10° C / 50 F (+/-) in 1 hour.
 
Cool room temperature red wine bottle down to the ideal drinking temperature in as little as 5 minutes. Microwave safe - microwave sleeve in 30 second intervals until warm.