3pcs quality glass cups made from quality material. Can be used both at home ,bars , restaurants,eatery etc both for drinking water,beer, juice etc.For durability do not put the glass directly into hot water,if you want to pour hot liquid into a glass put a metal spoon inside the glass and when washing with dish washer please place it at intervals because the force of water will cause vibration which will cause it to collide with each other and break. When washing with hand use a soft sponge and mild dish washing soap to avoid of the glassware. Also prevent children from playing with this product!