Package Included -- You will receive 150 pcs 3 sizes mini pearl buttons. This kit is big enough for you to share with your friends and family, and you can have a great DIY time with themCome in 3 Sizes -- Size 1 is about 7.5mm/0.3 inch in diameter, 5mm/0.2 inch thick. Size 2 is about 6.5mm/0.26 inch in diameter, 4.5mm/0.18 inch thick. Size 3 is about 5.5mm/0.22 inch in diameter, 4mm/0.16 inch thick. All 3 sizes are very practical and at your disposalHow to Use -- This button has 4 holes in the back so you can sew it right on wherever you need it. It's also very removable and can be used over and over againLong Lasting Material -- These buttons are made of high quality brass. They are beautifully colored, durable, beautifully shaped, not easily tarnished or broken, and have a long service lifeWide Range of Uses -- Delicate mini buttons can be used for a variety of purposes such as doll clothes DIY projects, jackets, crochet, handmade DIY, collectibles, garment sewing, scrapbooking, knitting and more