This "Embalming Fluid XXX" coffin flask one of our best selling flask and will make it great gift for Birthday, Halloween, Christmas or other occasions. Care Instruction: Your stainless steel flask is specially designed to carry alcoholic drinks. Is 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 rules: 1) Rinse the inside with clean water before filling the flask for the first time. 2) Always empty the flask after use use and rinse it out 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. 4) If the flask is leather wrapped. Please follow the common care instruction for leather products as well.