Let your ear stack bloom. This cartilage stud earring features a CZ flower crawler set in 14K hollow gold with a titanium flat-back post for 24/7 shine and a smooth, snag-free fit. Made in responsibly sourced 14K solid gold and hypoallergenic polished titanium that's both lightweight and durable. Stone Type: Cubic Zirconia Stone Sizes: 3.0 x 1.5mm and 1.3mm Gauge: 18G Tube Length: 5/16" Fits cartilage piercings: helix, forward helix, tragus, conch and flat.