SUITABLE SIZE OF STAINLESS STEEL CUP: The size of stainless steel shot glass set is 30ml/1 Ounce for each of collapsible shot glasses. Stainless steel bar glasses are easy to store and take out with you outdoors, these Stainless steel small shot glass set is that fit for being carried when traveling, camping, having picnics, stainless steel drinking glasses are good enough to hold your drinks, juices, etc.SAFE MATERIAL OF PORTABLE SHOT GLASS: The quality metal wine glasses are finely polished, the surfaces of shatterproof stainless steel espresso shot cup are smooth for you to hold and camp cup stainless steel also easy for you to clean. These mini beer shot glasses are made of high-quality stainless steel, thick and durable, also stainless glasses have protection from rust and shatterproof, good in quality and can provide you with a long service life.UNIQUE DESIGN OF STEEL GLASS: All stainless steel pint glass travel cup would be great for travel bag with zip fastener, practical storage. These coffee cups stainless steel are small in size that fit for being carried when traveling. Stainless steel glasses are simple and elegant and perfect for outdoor and for kitchen as well.WIDE USAGE OF STAINLESS STEEL PORTABLE GLASSES: Our stainless stackable shot cup are suitable for holding most drinks, such as whisky, vodka, tequila and coffee, the stainless steel cups set are nice supplies for bars, restaurants, nightclubs, KTV, office, home kitchen, etc. The stainless steel cups can be used to deink the variety of liquids indoor and outdoor as well. These stainless steel travel glasses are very useful.QUANTITY OF METAL SHOT GLASS: Each pack of metal whiskey glass contains 15 stainless steel small cup. These are silver shot glass set is sufficient for daily use. These camping stainless steel wine glass have curled edge are smooth enough, avoid cutting your mouth harmless to skin. These small metal coffee cup are beautiful. Expresso cups stainless steel are good gift for your loved ones.