TRIBORD SUBEA EASYBREATH (2018 Version) Full FACE Anti - Fog Snorkel MASK with A Secure Lock and Free Replacement Ring & Optional GOPRO Camera Mount - for Adults OR Kids DRY FREAK spare ring included. This Updated 2018 Version has a Secure Lock Snorkel to prevent the snorkel head from detaching unexpectedly. 2 Year Tribord Warranty. Hypoallergenic Silcone Facial Lining. GroPro Option Exclusive Anti-Fogging Patented Design. Continuous Fresh Air Flow with a double chamber air vent valve 180 Panoramic Field of Vision. Shatterproof window for added safety. Anatomic Design. 4 different SIZES: XS is perfect for kids up to the age of 10. S/M generally for Kids 11yr+, Tweens & Most Women. M/L for older Teen Boys & Average Men & some Women. L/XL for larger face Men & some Women.