The shatterproof cups are perfect for children to learn how to use cups, they are STURDY ENOUGH that you don't have to worry about them breaking if you kids drop them. These mugs are made of wheat straw, the material is HEALTHY, RECYCLABLE and FREE of BPA, environmental,no damage to your body, can be biodegradable. Good size to holder, PERFECT SIZE for every one and the CURVED DESIGN is easier to grasp. Fresh and Fashion ASSORTED COLORS let you have your own cups. Great for Coffee, Soda, Water, Milk, Juice, Tea, and it is also suitable for bathroom. You can also use it for bathroom tumbler cups toothbrush cup holder.