Even when high quantities of Polyol AK are applied the grain remains tight. Polyol AK gives exceptional fullness and handle to leather. When Polyol AK is used as the main fatliquor, the leather has medium softness. However, very soft leather can be made by including POLYOL AK into any fatliquor combination. The product then retains it’s specific properties. Polyol AK gives the leather a pleasant waxy touch. Polyol AK is suitable for fatliquoring all types of upper and bag leathers made from hides of very diverse origin.