Diving Masks Foldable Anti-Fog Snorkel Mask Set with Full Dry Top System for Free Swim Professional Snorkeling Gear Adults Kids Color:Black Special: Also suitable for myopia

Special: Also suitable for myopia riders

Lenses Optical Attribute: Polarized

Flight Time: 15 minutes

Length: 6-16 Inch

A: Standard Edition  Wiring USB+3

Diving Masks Foldable Anti-Fog Snorkel Mask Set with Full Dry Top System for Free Swim Professional Snorkeling Gear Adults Kids Color:Black Special: Also suitable for myopiaSPECIFICATIONS Brand Name: NoEnName_Null Choice: yes Hign concerned Chemical: None Origin: Mainland China How to choose the size? Firstly, Measure the distance between the sides of your cheeks . If the length is 12. 5cm(4. 9 inches) , it's suitable for size S M. If the length is12. 5cm(4. 9 inches),it's suitable for size L XL. Description: 1. Safety Airflow System: The upgraded snorkeling mask features a fully dry snorkeling system, which reduces the