Features: This ventilation mask has a very soft silicone skirt that can reduce face water pressure and seal the-face well without worrying about water leakage, making swimming more comfortable. The comfortable skirt perfectly match the-face. Skirts made of eco-friendly materials will not cause face allergies. Adopting high-definition tempered glass lenses, it has excellent scratch and shatter resistance, making it safe and clearer than ordinary plastic lenses. The silicone near mask frame is thickers and strongers to provide additional support and rigidity. Providing excellent-vision is a great choice for scuba diving and snorkeling. Easy and quickly to use. Specifications: Material: Silicone Color: pink-transparent/black-transparent/yellow-transparent/purple-transparent/blue-transparent/yellow frame black/red frame black/all-black/pink-frame black/blue frame black Width: Approx. 17cm/6.69inch Package Includes: 1x Diving Mask note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.