5 Sizes:about tray 6/8/10/12/20mm,pin:0.6-0.7mm, comes with 50pcs high quality brooch blank pins enough for your spare or replacement. Quality Materials:Our products are made from stainless steel materials which has a long lifetime usage and easy to store. Usage:Use to build personalized lucky brooch, Perfect brooch for handmade works make up punk or cosplay style costume. Special Design: Annular bayonet design prevents these safety catch pins from sudden opening. Easy to attach some dangles or ornaments,Each pin is easy to wear them on your shirt, t-shirt or sweater, Meaningful Gifts: You can make a wonderful gift with these brooch bar pins for your daughter, lover, mother, or just yourself on christmas day, mothers day, anniversary day or birthday. Description UNICRAFTALE 50pcs 5 Sizes Flat Round Brooch Pin Stainless Steel Brooch Bezel Trays Base Blank Brooch Tray Stainless Steel Color 6/8/10/12/20mm Specifications Material:Stainless Steel Color:Stainless Steel Color Quantity:about Size: 1.Brooch Findings: about tray: 0.24 inch(6mm), 0.31x0.24 inch(8x6mm); pin: 0.02 inch(0.6mm), 10pcs; 2.Brooch Findings: about tray: 0.31 inch(8mm), 0.39x0.24 inch(10x6mm), pin: 0.03 inch(0.7mm), 10pcs; 3.Brooch Findings: about tray: 0.39 inch(10mm), 0.47x0.24 inch(12x6mm), pin: 0.03 inch(0.7mm), 10pcs; 4.Brooch Findings: about tray: 0.47 inch(12mm), 0.55x0.24 inch(14x6mm), pin: 0.03 inch(0.7mm), 10pcs; 5.Brooch Findings: about tray: 0.79 inch(20mm), 0.87x0.24 inch(22x6mm), pin: 0.03 inch(0.7mm), 10pcs; Plastic Storage Box: about 10.8x7.4x1.8cm, 1pc