It is stackable and reusable for easy portability and storage. They take up less space in a cupboard or picnic basket than traditional drinking glasses. Maximize storage and shelf space Environmentally friendly and safe: Made of environmentally friendly high-quality materials: natural wheatgrass fiber, starch, food-grade Pp material, very safe and healthy for children and adults, because our straw cups are 100% Bpa-containing, an ideal alternative to traditional glass Taste. Does not break, eliminates the potential risk of injury to children, is completely safe, and provides you with a clean drink Suitable for all kinds of indoor and outdoor parties, birthday parties, restaurants, cafes, hotels, carnivals, entertainment, camping, travel, BBQ, party dining; great for wine and cocktails, shakes, smoothies, coffee, hot chocolate, Tea, indulge in a relaxing drink, the cups are stackable to save space and fit in the dishwasher, fridge and freezer to meet the needs of every family You can use it every day - these will quickly become your go-to for drinking water, smoothies, juices, beers or other beverages. These 17 oz wheat drinking glasses are easy to clean, dishwasher safe, microwave safe so you can spend more time enjoying your favorite beverages for kids of all ages, adults and family seniors Space-saving mugs: Fully stackable and lightweight, they fit nicely into crowded cupboards, then enjoy more time to enjoy life: Use these easy-to-clean dishwasher and microwave reusable Drinking cups so you can spend more time doing the things you love and work less so you can please everyone in your family Size: 10.5cm*7.8cm Colors: pink, blue, green, beige Delivery Quantity: Set of 4 (4 Colors)