Package Includes: You will receive 30 pcs small buttons including 3 different sizes 10x6mm 11.5x6mm and 15x6.5mm hole diameter: 2-2.5mm which is sufficient for your various need Easy to Use: There is a metal ring on the back easy for you to thread and sew perfect for both beginners and advanced sewers High Quality Material: Our sewing buttons are made of high-quality shell and alloy metal with fine workmanship which are smooth and durable suitable for embellishing clothes or replacing old buttons Wide Applications: This small buttons are ideal for hand sewing. You can sew them on clothes shoes bags dresses as decorations or use them for all kinds of handicrafts and DIY designs Classic Design: This button is made of shell button body and metal ring combination the surface is smooth and no burr can be very good to decorate your various colors and styles of clothes