Proof Challis Copper Brown FRAME OPTION:Challis Copper Brown Polarised Lens * Leather strap

* Leather strap

Proof's phone cases are hand-crafted from a variety of sustainably sourced wood

-146mm long arm

This unique design holds 6-8 cards

-22mm wide bridge

Proof Challis Copper Brown FRAME OPTION:Challis Copper Brown Polarised Lens * Leather strapDescription Features Sizing The Challis is Proof's metallic take on the popular trapezoidal style frame. With this combination of unique materials, it's a great frame to show your personal style without following the crowds of black acetate frames. The Challis is part of the Aluminum Collection which is 100% recyclable. It is the perfect blend of nature & man, with its wood temple features & quality crafted aluminium body. Extreme attention to detail