Wear Instructions 1. Completely loosen both sides of the end headband. Life the headband to put the mask's jaw on your jaw. 2. Pull the headband and wear on the back. The Mask will press against the face and fit with tightly . 3. Tighten the bottom of the headband tightly and keep both sides same. Make sure the fitting pressure is balanced. 4. Please carefully checking the sealing of the connection parts , inhaling valve, exhaling valve. 5. Please do not wash it by organic cleaning liquid,otherwise it will reduce the using effect. Sealing Cheacking 1. Using the auxiliary fork to put the ball up to the tube head and close to the sealing silicone.Inhale slowy. 2. If you can feel the pressure against your face , you should breath it difficultly .That means the sealing is good . 3. If you can breath freely , you have to adjust the mask position and headband again to prevent air-leakage. Use Conditions 1. Please do not waer this mask if it can not be sealed well because of your beard , hairs or others. 2. It is suggested that it should be best using under the water of64.4-113 Fahrenheit . 3. Please do not wear this mask for deep diving . It is not suitable for aqualung diving for long time . 4. Prohibit user without any swimming skills into water alone. Please use this mask under the professional guidance or life-saving tools.
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