The 15 mm Grain de sable button is made of rhodoid, a light and resistant material. It has a round shape with a circled relief and has 2 holes for stable fixing. This button is made in France and is perfect for couture creations such as blouses, dresses or light clothing. It can be used with fabrics such as cotton, linen or gauze, and is suitable for hand or machine sewing. Round 2-hole button with raised circle Thickness: 2 mm Material: Rhodoid Size: 15 mm Color: Ivory Made in France Rhodoid is a plastic material invented in the 1940s by the French company Rhône-Poulenc. It is a plastic material based on cellulose acetate, transparent and incombustible. It is a noble plastic material often used for its shine, its lightness, and its transparency or deep color effects.