The Small Diameter Of The Eyelet Always Comes Off? 14Mm Inner Diameter, 23Mm Outer Diameter, 5Mm Height Of Eyelets To Help You Secure Repair, Once Installed, Firmly Fixed, No More WorryEdges And Neck Are Larger And Longer Than Other Eyelets Conoidal Neck Length Of 5Mm, After The Washer And The Eyelet Are Combined, So There Is No Real Hole, You Will Get Clean And Long Lasting Resultsother Uses: For Diy, Leather, Jeans, Suitable For Replacing Old Eyelets Or Diy Items Or Tarpspacking Information: Package Includes: 100 Sets Of Eyelets, (Each Set Includes 1 Eyelet And 1 Washer) Size: Inner Dia: 14Mm, Outer Dia: 23Mm, Height : 5 Mm (1/5 In), With Hole Cutter, Mandrel, And Storage Box Uses: Used To Repair Canvas, Tarp, Tent, Awning, Swimming Pool Cover, Etc. Color: Silver Material: Metal Eyelets, Plastic Storage Box Note: 1. Remember To Use A Wooden Stand To Avoid Damage To The Hole Cutter 2. Wear Gloves Protective When Using 3. Can Mark On The Fabric Before Use