The Cressi ZS1 Mask offers a low-volume, single-lens design for an unparalleled wide field-of-view. Its frameless silicone skirt reduces weight and drag, while the fast-adjust ratcheting strap and high-grade silicone seals ensure a comfortable and secure fit. With a tempered glass lens and easy-access nose pocket, equalizing is a breeze. Upgrade your diving experience today.