Corozo buttons - set of 5 available in sizes 24 Ligne (15mm), 32 Ligne (20mm) & 40 Ligne (25mm) Colour: navy blue Corozo buttons are Beautiful and tactile 4 hole ring edge, bevelled button. Eco-friendly, sustainable button made from the Tagua nut, known as vegetable ivory, a sustainable and renewable source. These buttons are made in the UK. Please note: As a natural organic material Corozo buttons the colour of each button may vary slightly, which can be seen as part of their unique charm. These Corozo buttons are sold in packs of 5 per size Whilst we take great care to photograph colours accurately, colours may look different on a monitor than in real life.