BZ Optics TOUR model, available in frame colour:

Matt White frame with light grey non slip nose piece and temples.

Available in lens version:

High Definition Photochromic with bifocal readers - Lens traditions from Copper (Cat1) through to Brown (Cat3) with the added benefit of magnification in the base of the lens for reading your Garmin, phone or a menu.

In a choice of +1.50, +2.00 or +2.50 powers.

Comes with case and microfibre cleaning cloth.

Sunglass categories explained

Category 0– No or very light tint, with light transmission at 80% to 100% - Night time or low light (also indoors)

Category 1 – Light tint, with light transmission at 43% to 80% - For cloudy days.

Category 2 – Medium tint, with light transmission at 18% to 43% - Good for all but the sunniest days.

Category 3 – Dark tint, with light transmission at 8% to 18% - For very sunny days.

12.5cm arm length

14.5cm wide, front of frame with a 8 base curve

4.5cm high at lenses

Lens length 6.5cm x 4cm high