SAFE AND ENVIRONMENTALLY FRIENDLY Made from natural straw fiber, starch, and food-safe premium PP material. All of our wheat straw cups are non-toxic and 100% Bisphenol A (BPA) free, making them safe and healthy for kids and adults alike. Our eco-friendly cups are an ideal alternative to traditional plastic cups. LIGHTWEIGHT AND NON-BREAKABLE Our premium cups are very light to hold. Unlike fragile glass cups, our unbreakable wheat cups are made of durable, lightweight material that protects the cup when it is dropped, so you don't have to worry about it shattering on the first drop. It's perfect for beverages, juice, tea, soda, water, and milk at home or at a picnic. Dishwasher and Microwave Safe Our wheat straw cups are microwave and dishwasher safe. They are easy to use, clean and store. Note Temperature resistant up to 248 degrees Fahrenheit (120 degrees Celsius).