Tradecan No Fogging Scuba Dive Glasses Snorkeling Mask Diving Tempered Glass Goggles Description: Product Name: Submented Glass Mirror Frame Material: SilicOne Mirror Frame Material: PC Washer Material: SilicOne Lens: Tempered Glass Size: Glasses: 17 * 7cm OUR LENSES Are Fogging Do Not Use Cloth or Paper Towels To Wipe The Inside of The Lens Will Directly Affect The Anti-Fog Effect Package include: 1 x Submented Glass Notes: 1. Please allow 1-3 cm difference due to manual measurement and 3-5 g for the difference between different colors. 2. Due to the screen difference the color may be a little difference from what you expect please allow it.