Diving Masks Foldable Anti-Fog Snorkel Mask Set with Full Dry Top System for Free Swim Professional Snorkeling Gear Adults Kids Cross Heel Height: Med (3CM -

Heel Height: Med (3CM - 5CM)

Face ID function will not work

smart color night vision or infrared normal night vision

so that the mobile APP can view past pictures at any time

Diving Masks Foldable Anti-Fog Snorkel Mask Set with Full Dry Top System for Free Swim Professional Snorkeling Gear Adults Kids Cross Heel Height: Med (3CM -SPECIFICATIONS 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