Professional Scuba Diving Mask Snorkel Anti-Fog Goggles Glasses Set Silicone Swimming Fishing Pool Equipment. This diving mask and full dry snorkel package was developed to answer the needs of all divers. Whether you’re an amateur, an enthusiast, or an expert diver, this is the kit you want. The diving mask has a tempered glass anti-fog lens that will provide clear, wide angle vision underwater. There are many other masks on the market that fog up easily, making it hard to see. This mask has a high quality anti-fog lens that will ensure you don’t run into this issue while submerged underwater.