Practical tempered glass lens, provides the best eye protection. Wide view with larger lens. Provides the best comfort with a soft silicone mask frame and snorkel mouthpiece. Ideal for swimming, diving, snorkeling or other underwater activities. Functions: Bright color and excellent workmanship, comfortable to wear. Highly transparent tempered glass, making the vision more open and clear. Easily positioned in a comfortable position. Imported silicone has a high degree of tightness and comfort. The center of the headband was double and could not be designed. Quick Rlease Buckles: Simplified mask removal or easy mask strap replacement. Practical tempered glass lens, provides the best eye protection. Wide view with larger lens. Provides the best comfort with a soft silicone mask frame and snorkel mouthpiece. Ideal for swimming, diving, snorkeling or other underwater activities. Technical data: Material: PU pipe silicone tempered glass Pipe Length: 400 mm / 15,7 inch Package Size: 500 * 220 * 140 mm / 19,7 * 8,7 * 5,5 inch Package Weight: 453g / 1,00lb List of packages: 1 * Diving Mask 1 * Breathing tube