KURT leather ring binder - OPTIMA format, Leuchtturm

Premium quality KURT leather ring binder for coins, stamps, banknotes, postcards and more It has a strong zipper, so it is optimally protected from damage and falling out from the inside.
Overall size - 350 x 270 x 35 mm. Sheets are not included in the set. Capacity - up to 30 OPTIMA sheets or 10 OPTIMA coin sheets. Robust 4-D ring mechanism.
Two colors are available - black and brown.