A new era of slay. Our Dagger 2.0 brings all the edge—minus the actual sharp edges. Whether you're stacking it up or rocking it solo, this stud is ready to add a little extra stab of style to your ears. This listing is for a single ASTM F136 implant grade titanium push-pin flat back stud. Measurements: 18 GA (1mm) Post is 1/4 inch (6mm) in length, with a 4mm disc on back. Approx. size of dagger is 11.9 x 5.1 mm. Refer to listing images to get an idea of the size of the stud on-ear. Check your own ear measurement before ordering Materials: 18K PVD Gold Plated Titanium, Titanium, zirconia Care: Water and tarnish proof with proper care. If exposed to salt water, chlorine, or lotions/perfumes, rinse off with cool-warm water and gently dry. When not wearing, store in a dry, cool place. Do not pull, twist, or tug on your jewelry.