This Acca Kappa Professional oval hair brush has a mix of boar and nylon bristles. It is ideal for coarse or thick hair. The boar bristles polish the hair to help it shine. While the nylon bristles penetrate through the hair to stimulate the scalp. Made in Italy. The Acca Kappa Professional Collection Is A Complete Line Of Hair Brushes Designed Exclusively To Meet The Needs Of Professional Hair Dressers. Its Selection Of Materials, Attention To Detail, And Ongoing Research In Collaboration With The World’s Top Hair Dressing Salons Are The Cornerstones Of Its Business Philosophy: Manufacture Products For Today That Last For The Future. Handcrafted In Italy.