Full Face Snorkel Mask Set, 180 Mouthpiece-Free Design Snorkeling Mask with Anti-Fog and Anti-Leak Technology for Adults and Kids, See More with Larger Viewing Area than Traditional Masks

描述

Reminder: Surface mask, not suitable for free diving.   Our FULL FACE SNORKEL MASK is: Wide-angle, anti-fogging viewing window; Comfortable silicon face padding; Easily adjustable nylon straps; Dry top seal; Dual airflow ventilation; Drain valve.   SIZE: With your mouth closed, measure the distance between the bridge of your nose and the bottom of your chin: If it measures less than 12 cm (4 3/4""), choose size S/M If it measures more than 12 cm (4 3/4""), choose size L/XL   Caution: This snorkel mask is not intended for use in free diving, scuba diving or strenuous swimming. Please follow the instructions.   Preparation: Make sure there is no sand in the mask or tube; if there is sand, use water to clear the breathing tube or mask. Once the mask is clean, it is ready for use.   Checking the seal: Pull the straps of the mask over your head and check the fit of the mask on your face and breathe normally to check for any leaks. If you feel slight pressure, change you breathing until you have a good seal; if not, please adjust the mask wire size.