Designed for use with all paints, Purdys Pro-Extra Glide angular trim brush has an extra-large holding capacity and lightweight natural hardwood handle that help boost productivity. Its great for exterior jobs and medium- to heavy-bodied paints., Proprietary flagged and tipped filaments have a smooth and even release. The synthetic bristles combine Tynex nylon filaments for paint flow, Chinex filaments for quick cleanup, and Orel polyester filaments for stiffness retention. This brush withstands the most abrasive surfaces., Each Purdy paint brush is handcrafted for maximum performance., Tynex, Chinex, and Orel are registered trademarks of E. I. du Pont de Nemours and Company.