Pro Ear Mask Color:White ATA 300: usable in the

ATA 300: usable in the hold

Multiple hinged front and back panels for increased mobility

Integrated FIDLOCK buckle for easy fastening

Seams built on the outside for a seamless

Displacement nose slices through water

Pro Ear Mask Color:White ATA 300: usable in theIST ME55 and ME80 Pro Ear Sealed Dive Mask. Pressure equalization can be very easily achieved with IST ProEar mask. The IST ProEar Mask is manufactured to the highest standard and only the best materials are used. It is designed to counter the most of the unavoidable effects pressure and water have on the ears so you can have more enjoyment bottom time. A: Optical Lenses(ME80 & ME55 only): Prescription lenses are available in diopters from 1. 0 to 8.