TRAY Full Face Snorkel, 180°Panoramic Larger View Snorkel Set Anti-Leak, Detachable Camera Mount, Fit for Adult Youth (L/XL)?WHAT'S INCLUDE:1 x Snorkeling Mask1 X Packing Bag For The Mask2 x Black Earplug1 x Camera Mount1 x Screw Sets1 X User Manual?STOCK ADVICE:Wash the mask by hand with washing-up liquid, dry it and store the mask in its net to let the air get to it. Do not wash in the dishwasher?RESTRICTED USE:The snorkeling mask is intended for snorkeling or surface diving only(It is NOT for freediving, scuba diving or strenuous open sea swimming)?HOW TO CHOOSE SIZE:Please measure from the bridge of your nose to your chinIf the measurement is less than 4.7 inches(12cm), choose S/M size,If it is greater than 4.7inches(12cm),choose the L/XL size.S/M size is suitable for kids, L/XL size is suitable for adults