This is the Cressi ZS1 Single Lens SCUBA/Snorkel Mask for Small Face

Features:

• ZS1 is the small version, suitable for adults with small faces, of the Z1, a frameless mask that boasts a low internal volume while offering a wide field of view in all directions.
• The specific design uses the assembly of the silicone skirt directly over the single glass. This system guarantees great sturdiness and a perfect watertight seal.
• The lower weight of the mask makes it ideal for travel.
• The flexible fit and reduced drag are appreciated for freediving and spearfishing, snorkeling and diving.
• The micrometrically adjustable buckles are comfortable and effective.
• Low-volume, single lens design for a wide field-of-view
• Frameless: silicone skirt bonds directly to the lens for lower weight and reduced drag
• Fast-adjust ratcheting strap buckles mounted to skirt
• High-grade silicone seals
• Tempered glass lens
• Easy-access nose pocket for equalization

The Cressi ZS1 SCUBA/Snkorkel Mask is uniquely designed for adults with small faces, boasting a frameless, low internal volume design for a wide field of view. The direct assembly of the silicone skirt over a single glass lens ensures great sturdiness and a perfect watertight seal. With its lightweight design, the ZS1 is perfect for travel.