This translucent straw slot lid is designed to fit securely on 12 to 24 oz foam cups, making it suitable for cold beverages. It features a locking mechanism to prevent spills and includes flavor buttons for easy drink identification such as cola, diet soda, and root beer. The lid's design allows for easy stacking, ideal for use in takeout, food trucks, and healthcare settings. Made to protect against messes while accommodating a straw, this lid combines functionality with convenience for on-the-go drink service in a case of 1000.