Product Details 16 Gauge 1/4 CZ Crescent Moon Star Dangle Flat Back Earring Set SUPER COMFY FLATBACKS- Designed for all day wear without poking your neck or squeezing your earlobes FLAT BACK DESIGN- for 24/7 Poke Free Wear - Comfortable enough for sleeping and naps as well, no need to take them out They work just like traditional earrings, you can insert them from the front ASTM F-136 TITANIUM Hypoallergenic for even sensitive ears;  earlobe or ear ELEGANT, STYLISH, FASHIONABLE- Cubic zirconia flat back earrings that will make you shine WATER-SAFE, NO TARNISHING- wear in the shower or while swimmingASTM F-136 Titanium Posts and Flatbacks SOLD AS A SET OF TWO Specifications: 16 Gauge (1.2mm), 1/4" (6mm), ASTM F-136 Titanium Straight Posts, Cubic Zirconia, Sold as a Pair