Decathlon - Adult Tempered Glass Snorkelling Mask Snk 520 Storm Grey - Eu L

Explore underwater life with our snorkelling mask. It’s solid and comfortable, with anti-scratch treated glass. Key Features • Field of vision: 1 • Field of vision: field of vision measured for a size M • Durability: Better vision and scratch resistance thanks to the single-lens tempered glass. • Easy dressing: Fabric strap that doesn't pull out hair. Built-in snorkel clip. • Anatomic design: Comfortable & waterproof thanks to silicone skirt. Mobile adjustable tube strap • internal volume: 2 • internal volume: A smaller internal volume makes submerged descents easier Technical Specifications 1. Cut: For children from 6 to 10 years, we recommend size S. From the age of 10, size M is recommended for thin faces and size L covers larger faces. 2. How to choose the right mask size: You need to position your mask on your face without the strap, and press with your hands to make sure it’s firmly in place, blocking your breath. If the mask "suctions” properly, and stays stuck to your face, it’s perfect and means that it is your size and will be watertight. If it unsticks and falls off, that means that air is getting through, and so water will get in, so you’ll need to try another size or another mask. 3. Avoid the appearance of mist in your mask: New mask: Wash your mask with washing-up liquid and warm water, using your fingers, to remove any grease. Do not use a sponge. Before each use, spit into your mask and wipe the lens with your fingers to rinse the mask. Dampen your face with the water to limit heat loss between the skin and the lens of your mask, as this will reduce mist. Use an anti-fogging spray to completely eliminate mist. 4. Silicone: Silicone is an extremely flexible material. A silicone skirt conforms gently to the contours of the face, creating a watertight seal. 5. Tempered glass lens (sizes M & L), polycarbonate lens (size S): Te...