Black & White Buttons: package includes 64pcs round bottoms in 2 colors--black and white, each color 4 sizes, totally 8 styles, each style 8pcs; classic white and black, black is suitable for tuxedos and suits; white is suitable for wedding dresses. Round Buttons: 64pcs sewing buttons are in 4 sizes--diameter 0.6"(15mm), 0.8"(20mm), 1"(25mm) and 1.2"(30mm); each size 16pcs. Common shapes and sizes, suitable for both men and women, can be widely used in daily life. Quality Material: the buttons are made of durable aluminum and covered with lint, are dry cleanable and washable, the surface is soft to the touch and will not scratch clothes, suitable for handmade sewing projects. Easy to Use: practical circular design, classic style, is one of the most commonly used buttons by clothing, with 1.5~3mm holes, can be easily sewn on clothes, simple and generous, convenient for outfit matching. Wide Applications: the black and white decorative buttons can be applied in clothing, coats, sweaters, dress, jeans, tuxedo, blouses, shirts, bridal gowns, embroidery, sewing, home decoration, craft projects, etc.