The Firelight Flask® keeps your favorite cocktail at the perfect temperature all day long. Designed with thoughtful features like an easy-grip cap, wide mouth, and insulated tumblers, this go-anywhere flask is your ultimate companion for outdoor adventures and refined drinking experiences. Vacuum insulated, leak-proof, made with premium stainless steel, this flask + magnetically integrated tumblers is just what adventurous cocktail and spirits lovers have been looking for.