DIDEEP 5 in 1 Snorkeling Diving Equipment Respirator Snorkel Tube Pressure Reducer Valve Diving Regulator Diving,Yellow                          Snorkeling + diving 2 in 1 design, When diving with a snorkel tube, you can turn off the cylinder valve to save oxygen.       The diving tube and diving glasses have a quick-release buckle design, which can be quickly separated when needed.       There is an adjustable angle (50 degree) rotating head between Snorkel Tube and Pressure Relief Valve, which is suitable for people with different faces and figures.       The diving mask can bring you a great experience to capture every inspired high-definition of underwater views. The innovative designed tempered glass prevents cold, hot and pressing providing the protection of your eyes.       Diving mask silicone adjustable strap, quick and easy to use, without any leaks, comfortable fit.       Swivel Regulator360 degree rotation, more convenient and quick to move underwater without being obstructed by water pipes.       This accessory cannot be used alone, does not contain Primary Pressure Reducing Valve and Oxygen Cylinder, you need to purchase it yourself, or use it with x4000pro.       Specification:       Size:       Diving glasses:17 x 9cm/6.69 inch x 3.54 inch       [Conversion: 1cm=0.3937 inch, 1inch=2.54 cm]       Colour:black / yellow       Material:PC+silicone              Package Contents:       1 * Snorkel Tube       1 * Diving Glasses       1 * Pressure Relief Valve       1 * 360 degree Swivel Regulator       1 * Medium Pressure Tube              Only the above package content, other products are not included.       Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.