Tusa Optical Frame & Corrective Lenses for Single Lens Masks Type:Minus 3 lenses When the bag is lying

When the bag is lying flat the internal area of the bag measures 50cm x 35cm and has a 28 litre capacity which leaves plenty of room for dry clothes

siwmming or scuba diving in warmer water conditions or to help provide some additional thermal layer when worn under a wetsuit

and provide 100% UVA/UVB protection

Another superb example of Mares' snorkelling masks and consistently a great universal fitting mask

Tusa Optical Frame & Corrective Lenses for Single Lens Masks Type:Minus 3 lenses When the bag is lyingThe corrective lenses with Universal Optical Frame can be used with numerous single lens masks. Available with a frame and pair of same diopter lenses 2. 0, 3. 0, 4. 0, 5. 0, 6. 0. The frame is designed with flexible 'wings' to allow insertion into numerous designs of single lens masks it may also fit the 'odd' twin lens masks. The frame is supported by the flexible 'wings', and this is designed to fit snugly inside a snorkelling mask, and is fully