Use this anti fog spray to clean your glasses and prevent them from fogging up while wearing a mask. This 0.33oz (10ml) liquid spray is fast drying, features a removable cap with carabiner, as well as a push to spray nozzle. The bottles are refillable and come filled with "Fog-Be-Gone" lens cleaner, which is anti static and silicone free. Proudly made in USA. Quantity ordered must be in increments of 50 pcs per color. Product Dimensions: 5 1/4" x 5/8".