Realdios Snorkeling Mask, 180° Viewing Gopro Silicone Diving Mask for Adults and Kids,Full Face Breathing Mask Design with Anti-fog and Anti-leak Technology, Prevents Gag Reflex with Tubeless，Swming Mask with Earplugs(Black, S/M)

Description

Warming tips about size：In order to make sure you order the right mask 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 (4.7in), choose size S/M; If it measures more than 12 cm (4.7in), choose size L/XL .Specifications:Material: silicone+PC Color: Black/Blue Size: S/M(Inner diameter:17cmx13cm/ Outside diamete:23cmx19cm) L/XL (Inner diameter:19cmx13cm/ Outside diamete:23cmx19cm)Package weight:600g(21.17oz) Wearing Tips: 1. To assemble the breathing tube head into the top of the mask, make sure that it's fastened. 2. Completely loosen both sides of the end headband. Lift the headband and rest your chin into the bottom of the mask. 3. Pull the headband and wear on the back of your head. The mask will press against the face and should fit snugly. 4. Tighten the bottom of the headband tightly and keep both sides same. Make sure the seal occurred properly. Note:1.If water leaks through the seal around your face, just lift your head out of the water and it will drain through a one-way chin valve.2.It' surface snorkeling, not free diving, It's the best choice as the large surface area the mask covers on your face.3.Please don't snorkel in big waves, avoid the mask leakage by the impact of sea water.Package List: 1 x Snorkel ing Mask 1 x User Manual1x net bag1x earplugs If you aren't fully satisfied with our products, just feel free to contact us, we will provide best serve for you.thanks!