These are single-terahertz stone stud earrings. A single 8mm terahertz stone is made into simple stud earrings. Sparkling! 8mm in volume! Health power with terahertz frequency♪ For those who love sparkle! Surgical stainless steel. The catch is mini silicone. These are round bead natural stones with holes. The holes may be visible from the side of the stainless steel claws. Please consider this before purchasing. Due to being handmade, please allow for slight imperfections. Type...Single stone Base material...Surgical stainless steel Motif material...Natural stone