Removable and Reusable - just add water and they stick.

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size: 1.6u0026#34; diameter one pair per package.

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DiveOptx allows divers a quick u0026amp; economical solution to adding magnification in dive masks.

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Reading gauges, watch or camera settings is possible.

nDiveOptx allows divers and snorkelers a quick u0026 economical solution to adding magnification in dive masks. Reading your fish ID card, watch or camera settings is possible without a full prescription mask. These flexible stick-on lenses are removable and reusable - can be used in a dive mask, or even in sunglasses or regular glasses. Turn any glasses into reading glasses!One pair of semi-circular lenses per package.