Two options for that finish:

 

- Framing in aluminium profile, different colours and finishes.  For paneled foam board of foamed PVC. With practical restraint and hooks for hanging.

 

- Classic framing for canvases, foils, watercolors, etc. With differents types of Wood trim.

 

Matt placement options and common protective glasses or methacrylates mates to lighten the weight of the assembly.