Tusa Prescription Lens - Reading Spherical Correction:+3.5 Over pressure relief valve with

Over pressure relief valve with pull dump at the base

You can easily screw the thumb loop directly onto your Halcyon Adjustable Handle within seconds

It provides a comfortable fit

and a one-piece harness

you can achieve all your objectives

Tusa Prescription Lens - Reading Spherical Correction:+3.5 Over pressure relief valve withTusa Prescription Lens Reading These Tusa reading (magnifying) lenses are designed for Tusa diving and snorkelling masks, replacing the original lenses in the Tusa Ceos, Geminus, Splendive II, and Splendive IV masks. These lenses are available in 0. 5 diopter increments from +1. 0 to +4. 5 for left and right lenses. You can purchase a single lens for only one side or order a pair. Please note: Due to the nature of the lenses we do not accept returns