Product Information PRODUCT INFORMATION Name Nasal Valve Diving Mask Color Black and Blue Lens material Tempered Glass Applicable to Swimming, Deep Diving Frame material High - quality Stainless Steel + High - quality Silicone More Details Tempered Lens This product is in short supply, may be out of stock at any time, don't buy if you mind, all the goods sold in this store are genuine goods, welcome buyers to buy, we are willing to exchange high-quality service for your five-star praise