4,00-mm. thick leather two-seat fits for Rigid Frame.Sewn with "double loop lacing". Various designs. Colours: Black / Olden Brown .The price list is refered to seat made from leather dyed by the tannery production of color BLACK or BROWN. For hand colored seat OLDEN BROWN and OLDEN BORDEAUX add € 20,00. Optional: Sewing Double Loop Lacing with colored thread RED ,ORANGE , ELECTRIC BLUE , GREEN or WHITE + € 10,00.