Keith Fenwicks Flat 3/4" Brush (23mm) (KFFB) This 0.75" flat is the perfect brush to use to paint buildings, rock structures, cliffs on the coast and tree trunks. It's also fantastic for roughing out your painting, such as creating the initial shapes of trees and landscapes. This brush can be used with watercolour, acrylic and oil and is made of a 20% Kolinsky Sable and 80% synthetic mix - great for keeping shape and holding lots of paint. Keith uses all brushes within his brush range when painting with acrylic, oil and even watercolour. FREE shipping on orders over $175, and large shipping refunds on multiple purchases. Just email us with your order number and we will see what we can do. We aim to ship every order received before 02:00 NZT on the same day and most orders will be with you inside of 12 days, although some may take up to 15 working days. Free Shipping only on orders of 4kg or less.