The 4-Pack Wine Wings Leak Free Reusable Bottle Protector Sleeve Wine Travel Bag is a set of clear, durable PVC plastic bags designed to protect up to 1L bottles of wine while traveling. The bubble wrap pattern and travel theme make it perfect for all occasions. These sleeves come in a set of 4, ensuring you have enough to protect all your bottles. The fast and free shipping feature adds convenience to your wine travel experience. Made by Wine Wings, these reusable bottle protectors are a practical and stylish accessory for wine enthusiasts on the go.