Dart Ultra Clear Cups provide an appealing way to showcase beverages. Crack-resistant PET construction ensures that they are sturdy as well as attractive. Lids (sold separately) are interchangeable between popular drink sizes, helping conserve storage space. Cups work with multiple lid options-with or without straw slots, domed, and with or without holes-to accommodate any chilled beverage or treat you’d like to serve. Clear cups are ideal for serving soda, juice, milk shakes and any other cold drinks. Who Should Buy Ultra Clear Cups? Whether you own a business that serves cold drinks or you’re planning a big event for an organization like a work function, these clear Dart cups are a good choice for serving drinks to your patrons or guests. Dart has been in the business of disposable cups for a very long time, so it’s safe to say that you’ll be getting a quality product in the Ultra Clear Cups. Can These Cups Be Used With Lids? Yes, you certainly can use these clear plastic cups with lids. They are compatible with Dart PETE Plastic Dome Lids and Dart PETE Plastic Flat Cold Lids. Are These Dart Clear Cups Durable? These cups are made of crack-resistant PET material. PET is short for polyethylene terephthalate. It is safe, flexible and lightweight. It is also 100% recyclable. Because of the flexibility property of PET, it is highly resistant to cracking. So, you and your customers or guests can enjoy your cold drinks without having to worry about cracks and leaks. What Is the Volume Capacity of These Dart Plastic Cups? These specific Ultra Clear plastic cups have a volume capacity of 16 oz. with a flat lid or no lid at all. If you are going to use the plastic dome lid with the cup, then you can get closer to 18 oz. of volume capacity with them. Can These Clear Plastic Cups Be Used for Hot Beverages? No. These Dart clear cups should only be used for cold beverages. Use them for serving sodas, ice water or juices. You can also use them for cold coffees, iced teas, delicious fruit smoothies and milkshakes. Any type of drink that is cold or room temperature is perfect for these cups.