One of our most popular designs, now in larger size! A classic prong-set clear gem, this 4mm solitaire is the perfect flat back stud! It's great in a first piercing, but can still work elsewhere, like seconds or a shen men, depending on your anatomy. This listing is for a single ASTM F136 implant grade titanium push-pin flat back stud. Note that the edges of the front piece can be a little sharp, due to the intricate detailing around the edges. Measurements:  18 GA (1mm) Post is 1/4 inch (6mm) in length, with a 4mm disc on back.  Approx. size of front piece is 4mm. 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, ASTM-F136 Titanium, ASTM-F136 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.