This large purple shimmer button is attractive and smart and has a 1cm groove around the edge. This will be a fabulous addition to any project. At 4.5cm diameter overall, this button has 4 holes for secure attachment. The back is plain.Buttons are such an attractive and useful item. They can enhance and add colour to any bag, sewing, dressmaking, crafting, card-making, picture-making and/or jewellery project.We have a wide range of attractive buttons available, so please browse this section for more choices.