The Guardian Mambo Frameless Silicone Snorkel Mask offers the ultimate comfort, along with a low volume frameless design. These goggles are built with tempered glass lens for maximum clarity and scratch-resistant durability. Its patented accent trim provides the user with a stylish mask with a day-long comfortable strap. Enjoy your time under the sea with the Guardian Mambo Frameless Silicone Snorkel Mask!