Two Part Rivets are the solution for reinforcing a seam or binding two or more pieces of material together. Ossian Fasteners Two Part Rivets Blister Packs can be used with materials such as leather, canvas, textiles, paper, metal, plastic or a mixture of these and are ideal for leather goods, shoes, helmets, straps, clothing, DIY, etc, giving a good aesthetic to both sides of the finished product.