Body Glove Reactor Mask and Snorkel Combo, Royal Mask Pivot Buckle for Custom Fit Easy Adjust Strap Clip For Easy to Adjust and Lock the Strap Polycarbonate Glass Lens Low Volume Mask Durable Clear Rubber Skirt Double Feathered Edge for Great Seal on Face One-Handed Nose Pocket for Ear Equalization Wide Split Strap Design Snorkel: Purge Valve for Easy Clearing of Water from the Snorkel Splash Guard Prevents Water Splashes Entering Into the Tube Pre Bent Flex Section Reduces Jaw Fatigue Contoured Tube Removable Mouthpiece