IST Optical Lens for M55 Corona Dive Mask, +/- Diopter Correction Filter Brand_Powell Peralta Reinforced with 2 layers of

Reinforced with 2 layers of nylon mesh

and the inner neoprene gusset prevents snags on skin or hair

exclusively developed by IST

cross country skiing

wet or backup bag to take on every trip: it won’t need much space in your luggage or main bag on your way to the water

IST Optical Lens for M55 Corona Dive Mask, +/- Diopter Correction Filter Brand_Powell Peralta Reinforced with 2 layers ofCorrective lens for use with IST M55 Corona mask Offers diopter correction from 1. 0 to 8. 0 (in 0. 5 decrement), +1. 0 to +4. 0 (in +0. 5 decrement) Tempered, scratch resistant glass Left and right lenses are interchangeable Lenses are sold individually The IST Optical Lens for M55 Corona Dive Mask, + Diopter Correction lets both nearsighted and farsighted divers and snorkelers enjoy the benefits of ISTs premium M55 Corona mask with a corrected view