The snazzy rainbow-coloured, shimmering effect creates different shapes and colours as they move, so they look lovely under low light. 50ml capacity: Use them for all your favourite shooters - from vodka to schnapps, and tequila slammers to sipping Irish cream. A classic shape with a modern iridescent finish, this set of 4 shot glasses are perfect for special occasions. Made from high-quality glass, this shot glass gift set comes in a smart, easy-to-wrap BarCraft box. Includes a 12 month guarantee. BarCraft Set of 4 Metallic Rainbow Iridescent Shot Glasses, 50ml