Blending Brush - Set Of 4, iCraft Blending Brushes are specially designed for paper crafting. thousands of soft plastic hairs help to release ink in smooth,effortless way when you are ink blending. you will never reach for the sponge blending tools again! set of 4 ergonomically designed ink blending brushes created for easy application of all water-based ink. use these brushes for ink coverage in large areas and your basic ink blending.