Set includes-10 flasks in 3 dimensions,32oz x4,16oz x3,8oz x3, for your different needs, and package comes with 1 funnel for transferring liquid. | Made With NON-metallic materials, undetectable by x-ray scanners, and other detectors | BPA FREE - High Quality Food Grade Plastic, Odor Proof, and Leak Proof. | Collapsible, Freezable, Floatable, and Puncture Resistant. Great for Cruises, Stadiums, Concerts, Movie Theaters, Tailgating, Camping, Glass-Free Beaches, Pool, Fishing, Golf, etc | Warm tip: This product has 2 sizes of lids, 32 oz bag is the large lid, 16 oz and 8 oz is the small lid. Please distinguish the size of the lid before use. If you have any questions or issues regarding, please contact us directly and we'll respond within 24 hours.