1. Perfect Design - Dimensions: 7.2*7.2*10.5 cm, Weight: about 50 grams each, Capacity: around 300 ml, Material: Plastic. All cups are made of food - grade PP material, which has non - toxic components, is environmentally friendly and durable. The outer edge of the flat - bottomed cup is smooth and unlikely to hurt the lips. This material is light, so it is relatively easy to hold in the hand and is not as fragile as glass. 2. Uses - The reusable plastic cups can be used as bathroom supplies for placing toothpaste and toothbrushes. They can also be used as cups for holding boiling water, cold water, milk, juice, soda, etc. They are suitable for various occasions such as daily indoor dining, outdoor parties, restaurants, cafes, snack bars, small restaurants, barbecues, picnics, beaches, camping, parties, and commercial activities. 3. Easy Storage - These cups are relatively easy to store. They can even be stacked inside larger cups to save some storage space. When traveling, having a picnic or going for a barbecue, you can put these cups in a basket or suitcase without much difficulty. 4. Easy to Clean - It can be placed on the top of the dishwasher or washed by hand in a basin. It is durable enough to meet daily use.