Bound in genuine leather, our crocodile leather finish flasks mix class and style to form a product that is as functional as it is stylish. Available in black and brown colors. Smooth Black and Burgundy Leather flasks also available in varying sizes. Our alcohol flasks are made from premium 304 (18/8) food grade stainless steel that is soldered at the joints and provides a pleasant, leak- and rust-free drinking experience. Looking for something a little different? We also have a wide collection of traditional stainless, vanity, classic round and leather flasks for those special occasions, all available in varying sizes and colors/prints. All flasks are BPA free and only use high quality food grade 304(18/8) stainless steel. Note: Your stainless steel flask is specifically designed to carry alcoholic drinks. It should not be used for beverages with acidic content such as fruit juices and cordials. Always empty the flask after use and rinse before refilling. Do not keep alcohol in the flask longer than 3 days. Refill only when you are about to use the flask.