S/M L/XL Portable Diving Mask 180° Full Dry Snorkel Mask Adult Waterproof Shatterproof Diving Mask Swimming Protector

Main Features:● The Design Of The Exhaust Fan Principle, Effective Anti-fog, No Need For Breathing Tube, Dry Dop System, The Top Valve Automatically Closes After Entering The Water To Prevent Water From Flowing In.● Elastic Headband, Easy To Wear Without Hanging Hair, Super Wide Shatterproof Mask.● Suitable For All Types Of GoproCameras (goproHero 1, 2, 3, 3+, 4...)● 180° Large Field Of View, Physical Anti-fog, Full Dry Waterproof, Detachable And More Convenient.SpecificationMaterial: Silicone+PCColor: Black, Sky Blue, Pink, GreenSize : S/M, L/XLPolycarbonate Shatterproof MaskLining Material: Liquid SiliconeS/M Size: Inner Diameter 17*13cm, Outer Diameter 23*19cmL/XL Size: Inner Diameter 19*13cm, Outer Diameter 23*19cmSize Purchase Advice:Eyebrow To Chin Length Less Than 15 Cm Recommended To Buy S/M Code Greater Than 15 Cm To Buy L/XLPackage Contents1x Diving Mask