【10mm Pale Gold Snaps for Leather-Quantity】:The Snap Fasteners kit includes 50sets (200 Pieces)fastener kits, 50sets snaps buttons=50pcs caps+ 50pcs stud+50pcs post +50pcs socket.(Note: The product does not come with tools; please confirm the size before purchasing, this is a small snap buttons.) 【Leather Snaps and Fasteners Kit -Size】The diameter of the cap is approx.10 mm. This product needs to be used with professional tools,For detailed dimensions, please see the second picture; 【Button Kit-Material 】Metal material Smooth coating,CONSISTS OF A TOP BUTTONAND THREE BOTTOM BUTTONS.Easy to install and use, close tightly, and feel well made, it is an ideal choice for leather bracelets, backpacks, Jean Purses and snaps for pet coats. 【Pale Gold Snaps for Leather 】The fourth picture is the detailed installation steps of the product, the product is suitable for leather fabrics, etc. You can try to use it on aleather welding apron or leather jacket to bring you a different experience.(Before using the snap button, please carefully check whether the accessories are matched correctly. ) 【Heavy Duty Snap Fasteners 】The fourth picture is the detailed installation steps of the product, the product is suitable for leather fabrics, etc.please don't use too much force when strike the fasteners in case of deformation. Please pay attention to the size of the product before purchasing, this size is a 3/8"snap button.(Before using the snap button, please carefully check whether the accessories are matched correctly. )