Incrizma Stainless Steel Hip Flask. Warm tips for first use and conservation instructions: 1. Rinse the inside with clean soapy water before filling the flask for the first time. 2. Always empty the flask after use,no severe dropping no high heat and no acid liquid for long term. and rinse thoroughly before refilling. 3. Do not keep alcohol in the flask longer than a period of 3 days, and to clean and dry thoroughly when not used. Stainless Steel Flask. Wholesale stainless steel hip flask. The main feature is the stainless steel metal used to fabricate the product. It also features a screw-down cap which is soldered on to the top of the body and attached by rivets so it stays with the flask when opened so it can't be lost. The flask enough to carry on your person with you to different functions. Before you get to your destination pouring your favorite liquor into the flask.. Our flasks are individually leak tested for quality. DIRECTIONS FOR USE: Your stainless steel flask is specifically designed to carry alcoholic drinks. It should not be used for beverages with an acid content such as fruit juices and cordials. The flask will provide years of pleasure if you follow a few simple guidelines: 1. Rinse the inside with clean soapy water before filling the flask for the first time. 2. Always empty the flask after use and rinse thoroughly before refilling. 3. Do not keep alcohol in the flask longer than a period of 3 days. Refill only when you are about to use the flask.