SIZE: Snaps are the perfect alternative to traditional sew-on buttons and hook-and-loop fasteners. The diameter of T5(size 20) Kam snap is 12.4mm, eyelet grommet has a size of 5mm and press studs have a size of 12.5mm PACKAGE INCLUDES: Package includes a total of 270 Complete sets of snap buttons with 11pcs tool set. 250 Sets T5 snap buttons come in 25 assorted colours & shapes like round, star and heart (1 set = 2 caps + 1 female socket + 1 male stud), 10 Set eyelet grommets come with washers and 10 set press studs come in four part (cap, socket, stud and post). 11pcs tool set includes plier with screwdriver, dies & base setter MATERIAL: The tools are made of sturdy and lightweight metal material. Plier is made from aluminium, kam snaps made from plastic material and eyelets and press studs made from metal material STORAGE CONTAINER: The snaps come in a plastic box that makes it easy to sort, manage and store the snap fasteners WIDE APPLICATIONS: Snaps are perfect for securing clothing and fabrics such as shirts, woolen clothing, kids wear, diapers, bibs, towels, raincoat and much more. Also, suitable for crafting & sewing different household projects