Anti-Fog Spray Gel comes in a 0.27oz./8mL pen-like applicator and uses their innovative Spray, Wipe n' Go! technology to ensure that applying this gel is easy and quick. This gel is odor free with no alcohol or fumes. The gel is biodegradable, safe for all lens types, and safe for use around kids. Use this on your hockey visor and see the difference first hand! Just one drop keeps your eye-wear free of fog for 24 hours and it's safe to use on almost every lens type! (CAUTION: Anti-Fog Gel is NOT for use on contact lenses.) For use on: Prescription glasses, safety glasses, sunglasses, goggles, visors, masks and face shields.