LC Prime&reg; Easy Free Breath Snorkeling Full All Dry Mask Goggles F/GoPro Hero Camera SJCAM EASY BREATHING: It cover all of your face, looking cool and scientific, and naturally breathing through nose or mouth. FOGGING REDUCED: Exclusive breath ventilation design reduces fogging. WATER SEAL: Dry Top snorkel system prevents water coming through the top of the snorkel. EASY TO APPLY: Adjustable elastic strap for different head size. Wide Angles Vision: 180 degree vision FULLY COMPATIBLE WITH GoPro & SJCAM: Mount built-in the mask, easily mount your GoPro Hero Camera and SJCAM dive housing on top of the mask. Conveniently take footage during snorkeling from your point of view. (Camera, dive housing NOT included)