This is the Promate Super Sonic 2 Lens Adjustable Snorkeling Scuba Diving Mask

Features:

• Newly designed easy adjust buckle system with push button adjustment and all direction swivel functions
• Extra wide and long lenses provide wider peripheral view and downward vision
• Ideal for medium faces - face seal size W4 1/2 * H3 1/4
• Crystal, liquid silicone injected skirt and strap
• Double edge comfort seal
• Ultra Low volume
• Tempered glasses

This Quality Scuba Diving Mask is a fantastic state of the art mask which is ideal for comfort and performance! Good for scuba diving and/or snorkeling.