bio-metal mask


bio-metal mask

Four types of the flange lineup to pursue an unparalleled excellent fit.

A wide range of adaptability by providing the flange lineup ranging from type-A to type-D.
Matte finish type-D flange provides an excellent fit and antifouling property.
Wide field of view characteristics of unique frame machined aluminum alloy.

Machined Aluminum Alloy Frame.

The luxurious aluminum alloy machined frame delivers the accuracy and quality without compromise.

Excellent Visibility

A wide field of view is achieved by the high-strength metal frame with optimal design.
See below for details.

Wide 3D vision with Metal frame

BFFS (Bio Facial Fitting System)

You can select the frame with designs, colors, and for purposes. Furthermore to fit your face, you can select from 4 type and 3 colors of flanges.

This is a limitation service at the exclusive dealers. Please ask our customer support or the distributors of your region.

Four Types of Flange Lineup.

As all of the divers can choose the best diving mask of your own, four types of flange with respective features has been line-up.

You can try all of the flange at a shop where the BFFS (bio-facial fitting system) fitting system is available.

You can arrange a one-of-a-kind diving mask of your own by choosing an optimum flange for your use, your preference and the fit, out of the four types of flange line-up ranging from the type-A, the smallest in inner volume, up to the latest type-D, then select the frame of your favorite color and your favorite lens.

Features of flanges

Laser marking ? the first service in the world for masks

Optional service to carve markings on metal frames is available.
The laser markings never erase with use.
The fonts, characters, place and the number of letters are limited.
And also the dealer's or team's logos are acceptable.
Please ask to our customer service or distributors.


Frame color

Brilliant Silver (B.SV), Navy Blue (NVBL), Deep Purple (D.PL), Peach (PE), Lemon Yellow (L.YL), Aqua Marine (AQM), Classic Black (C.BK)

Frame material

Aliminum alloy

Frame finish

B.SV, NVBL, D.PL … Polished + Anodized
PE, L.YL, AQM, C.BK, M.GN … Etching + Anodized (Stain finishing)

Flange size

type-A, type-B, type-C, type-D

Flange and strap material

Silicone rubber

Flange and strap color

type-A, B, C: Black and Clear
type-D: Black and White


Tempered glass

Lens retainer material





Brilliant Silver (B.SV) ※ Polished

Navy Blue (NVBL) ※ Polished

Deep Purple (D.PL) ※ Polished

Peach (PE) ※ Stain finishing

Lemon Yellow (L.YL) ※ Stain finishing

Aqua Marine (AQM) ※ Stain finishing

Classic Black (C.BK) ※ Stain finishing

Mint Green (M.GN) ※ Stain finishing

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