4pc No-Sew Replacement Buttons for Jeans - No Sewing, Tack On - Non-Rusting Broken button on your favorite pair of jeans? Don't buy a new pair; simply replace the button - saves money and time Comes with 4 complete replacement button sets: 4 button heads and 4 tacks No sewing required - simply tack on the button, seal with a regular household hammer and you're done Push tack through from inside part of the fabric/jeans, push tack into bottom shank, tap with a hammer to secure the button Buttons have a diameter of 13/20"; buttons made of non-rusting thermo-plastic to last a lifetime. Set weighs 1oz