Engraved bourbon whiskey flask with monogram is a custom glass hip flask with ceramic flip top cap. These 8 oz flasks will hold your favorite liquor and easily store in you back pocket. Perfect for transporting to your next party or tailgating. These hip flasks make the perfect groomsman gifts, graduation or Christmas stocking stuffers. The quality is unmatched by any engraved or etched flask on the market. We use a special technique called sandcarving whereby we deep blast the design into the surface of the glass leaving a 3D look and feel. Absolutely stunning results.