Keep your beverages perfectly chilled while on the go, or give the ultimate hostess gift - a pre-chilled bottle of wine in a reusable Chill-It Blue Wine Bag! Simply fill your Chill-It Bag with a plastic bottle of water and freeze. Once frozen, remove the Chill-It Bag from the freezer, place your wine or liquor bottle inside and enjoy a perfectly chilled beverage, glass after glass. Great for dining on the go, BYOB restaurants, picnics or other outdoor events or travel, the Chill-It Bag has a variety of uses! Measures 12" x 4" in diameter.