Open Box ScubaPro D-Mask Diving Mask - Black/Blue, Size: Medium Outdoor Electronics The MANTIS 5 frames are

The MANTIS 5 frames are made from nylon material for superior strength

Dual bearing with sapphire

SeaCure 3 - same diameter as a size 1 with double retention ribbing

38 x 33 x 10 mm

Open Box ScubaPro D-Mask Diving Mask - Black/Blue, Size: Medium Outdoor Electronics The MANTIS 5 frames arePlease note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION Sharing the design scheme of the new D Series D420 regulator, the new D Mask is a sleek, premium mask well suited for all types of diving. The mask features true color UV protective lenses that deliver the best balance of surface protection and underwater clarity. It also features an interchangeable lens system for