This classic shaker has included a built in strainer and a jigger cap 1oz. No need for more bar tools accessories or big bartender kit if you prefer Simple. Make professional level craft drinks with fun; best choice for home bar, pro mixologist and restaurant for drink mixing with this cocktail liquor shaker tins. Changes in temperature cause the metal to contract thus creating a tight seal on this bar shaker cup; no leak once fit properly. Dishwasher safe. 2.3" L x 3.2" W x 9.45" H