Crystal 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. Tall; Flush Fill. Cup Type: Cold Cup; Interior Volume Capacity: 9 oz; Material(s): Polyethylene Terephthalate (PET); Material Type: Plastic.