Diving Snorkel Full Face Mask

Please advise require size in delivery notes.

Auction is for 1 x Snorkeling Mask Snorkel Mask L/XL Black
Full Face Snorkeling Mask Gopro compatible

Mask Material: Polycarbonate shatterproof PVC
Lining material: medical liquid silicone.
Color: Only BLACK

Snorkel Mask Features:
22.6CM longer snorkel
Drain valve and dry top design for draining away the water by raising up your head -when water leaking
Distribution earplugs 1 pair, easier to use
Detachable breathing tube design with a storing bag, easy to carry and storage
Equipped with camera mount, easily attached to GoPro camera
High definition, anti-fog, breakage-proof and 180-degree wide view mask
Adjustable elastic fabric headband design, suitable for all kinds of head shape
Suitable for both adults and kids, more practical and useful
Ideal for diving, swimming, snorkeling and other underwater activities

Snorkel Mask Size: L/XL (Only this size available in stock)
How to choose the Snorkel Mask size?
Firstly,Measure the length from the Eye to Chin.
If the length less than 12cm ,Choose Snorkel Mask size S/M. (Suitbale for Junior and Adult Woman)
If the length equal with or over 12cm,Choose size Snorkel Mask L/XL(Suitable for Adult Men)

Full diving Scuba GoPro Camera Snorkel Mask Underwater Anti Fog Full Face with Anti-skid Ring Snorkel