Tizo Middle Line 4 x 6 Inch Wood Picture Frame. All Tizo sterling silver and wooden picture frames and home decor are hand crafted from highest quality Italian sterling and wood. All Tizo picture frames are true sizes which means they fit the exact photo size as their sizes. They can also go both ways horizontal and vertical. Tizo sterling and silver-plated picture frames have been hand finished which adds an extra layer to protect them from tarnishing.