Features: brand new and high quality Marine snaps kits are made of metal, rust resistance in salt water applications, which will last long. Wide application: widely used for canvas, tarpaulins, tents, awnings, sailcloth, lawn furniture, and etc. The set contains setting tools, makes you can easily mount these snap fastener. There is a plastic storage box for storing these canvas snap fasteners, let you can carry then easily. Package include: Snaps stud set includes 50pcs screw + 50pcs socket + 50pcs cap with 2 pcs setting tool. Specification: Material: Metal Stud Color: Black+Silver Box Size: app. 10.5x17.8x2.35cm/4.13x7x0.93in Cap Diameter: 15mm/0.59in Female Buckle Size: 13.4mm/0.53in Screw Length: 15mm/0.59in Quantity: 1 set Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 50 pcs x 15mm Cap 50 pcs x Female Buckle 50 pcs x 15mm Screws Male Buckle 1 x Installation Tool 1 x Round Base 1 x Storage Box (other accessories demo in the picture is not included.)