Promate NEW Three-Lenses Edgeless Scuba Dive PURGE Mask - MK399 Color:Trans.Black while the one-way purge valve

while the one-way purge valve allows for effortless clearing

Regardless whether the pressure of the tank is 500psi or 3000psi

*Integrated Weight System -- weight pockets hold up to 10 lbs each

*3mm neoprene

OVERSIZED skirt for large face

Promate NEW Three-Lenses Edgeless Scuba Dive PURGE Mask - MK399 Color:Trans.Black while the one-way purge valve*Patented single lens with Edgeless technology on sides, which increases field of vision dramatically *Patented purge design *Patented channeled skirt design directs bubbles away from view *Ideal for medium to large faces *Crystal, liquid silicone injected skirt and strap *Double skirt edge comfort seal *Low volume *Swivel and adjustable buckles *Tempered glasses *Made in Thailand