Safe material: The cruise plastic flask kits are made of high-quality material, BPA Free, non-toxic, reliable, tasteless, thickened, leak-proof and not easy to break.Portable: The drink bags are foldable, can be easily put into a backpack or even a pocket, making it more convenient to carry sneak alcohol anywhere.Concealed wine bag: Each pouch has a screw cap, it can help seal the bag tightly, which is very helpful when you go out. The cruise hidden flask is undetectable by scanners and metal detectors. Save you money.Wide range of uses: The concealable flask bags are suitable for alcohol, water, etc. When you traveling, concerts, hiking, barbecues, parties and various outdoor activities. Perfect for using for where booze is sparse or super expensive.Package includes: 30 x 8 oz drinks flasks and 2 retractable funnel. Sufficient quantity and perfect combination can meet your different needs.