This water bag is made of reliable and reusable tin foil material, sturdy and resistant to breakage and leaks. Portable and easy to carry, it can accommodate 3-20L of beverages and keep them fresher for longer periods of time with the airtight spout. Ideal for outdoor activities such as travel, camping, and beach holidays. Compatible with wine, cocktails, juice, water, coffee, and more, it is perfect for sharing with friends and enjoying the fun of life. Features 1. Reliable& Reusable: These practical wine refill bladders, made mostly of aluminum foil, are sturdy and resistant to breakage and leaks, come with valves and spouts for pouring drinks and wine, reliable and reusable, remember to wash your wine replacement storage pouch when bringing in different flavors wines and drinks to avoid odors and bacteria growth. 2. Portable to Carry: These aluminum-foil wine storage bags are portable to carry, fit in shoulder bags and cross-body bags, don't take up too much space, use your backpack space properly, and don't worry about falling or breaking, so you can enjoy your wine in all kinds of places. 3. Widely Use: These wine purses can store wine, cocktails, juice, water, coffee and more you want to store beverages, suitable for shopping, beach holidays, travel, themed parties and other occasions to enjoy wine, share with friends, enjoy the fun of life. 4. No Spoilage: The airtight spout prevents oxygen from getting in when you are dispensing. Your wine will stay fresher, longer. 5. Capacity: 3 L(360 x 250 mm), 5 L(330 x 400 mm)10 L(490 x 410 mm)15 L(490 x 520 mm), 20 L(90 x 625 mm). And you can carry different flavors or concentrations of wine or beverages at the same time. Specification Material: Tin Foil Color: Silver Size: 3 L(360 x 250 mm), 5 L(330 x 400 mm)10 L(490 x 410 mm)15 L(490 x 520 mm), 20 L(90 x 625 mm). Weight: 25 g, 40 g, 85 g, 100 g, 120 g Package Include: 1 Wine Refill Bags