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Product: Full Face Snorkel Mask,[2019 Newest] Double Tubes Diving Mask 180 Panoramic View Free Breathing Full Face Snorkeling Mask, Anti Fog and Anti Leak, Black & Orange,S/M Size 2019 NEW RELEASE FINAL VERSION HJKB K2 SNORKELS MASK
Specification:
Material: PC+Silicone
Weight: 1kg
Package Size: 29.0 cm * 29.0 cm * 13.0 cm/11.4"*11.4"*5.1"
Features:
1. Enhanced leak protection, I-shaped waterproof frame and swirling..
2. Dual breathing system features Dual breathing system allows you to breath naturally through the nose and mouth underwater, while the dry snorkel keeps water out. Dedicated unidirectional valve allows secure water drainage.
3. Unique Design: This snorkeling mask has 2 air intake tubes which allows you to perform a backstroke swimming style while wearing it, since the intake tubes are moveable and adjustable front and back.
How to Install:
1. Install respiratory tubes on either side;
2. Install the camera support.;
3. Remove the front protective film on mask;
4. Adjust the length of the headband in order to ensure comfort and secure fitment
5. Wear the mask from the top to bottom, and then adjust the elasticity of headband until feeling comfortable and secure;
6. Adjust dual respiratory tubes specific to the angle range required to submerge into the water;
7. Special Attention: After wearing, do not rush or jump into water. At first, check whether the mask is secured before use and test in the water. Please have someone accompany you before submerging into the water.

Warning:
The scuba mask is not applicable for free diving or scuba diving. Please carefully read instructions before use to ensure safety and enjoyment. It is recommended that kids under 12-years old have adult supervision while using product. Do not remove the internal anti-fogging film of snorkeling mask, otherwise it will influence your snorkeling experience.
180° WONDERFUL SEA VIEW - you will see more beautiful scenery than ever before. The well-designed and improved HJKB mirror gives you the best distortion-free visibility and maximum visibility.
GREATER SAFETY RESPIRATORY SYSTEM - The K2 unidirectional (outer) circulation system has dual breathing features, this allows carbon dioxide to be mechanically isolated from the oxygen. The system is designed to allow free flowing oxygen to be inhaled via the 2 intake tubes which is separate from the exhaling chambers. This system prevents carbon dioxide from remaining in mask and entering the body to cause life threatening and other accidents.
ANTI-FOGGING - The latest-design diving mask with anti-fogging coating will last up to 15000 hours. This will eliminate fog and allow you to explore the underwater world in clarity.
LEAKAGE-PROOF - Our snorkeling mask uses non-toxic silicone which provides a tight waterproof sealing area. It has 3 layers of waterproof safety mechanism, smooth drainage and wear safety, in order to escort your snorkeling experience.
HIGH QUALITY: Made of premium PC and Medical Grade Silicone, Non-toxic and environmentally friendly. The size is measured from the eyebrow to the bottom of your chin, if less than or equal to 4.72in(12cm), select size S/M; If more than 4.72in(12cm), select size L/XL. Hotthing Black & Orange