Sushi Earrings - Quirky Earrings - Handmade These high quality stud earrings are made with top quality surgical steel posts, which is a great option for anyone with metal allergies. They are sealed with jewelry grade resin, which creates a domed effect, & protects the earrings from moisture. MEASUREMENTS: Approx. 10 mm (width) / 10 mm (height) MATERIALS: Top Quality Surgical Steel Posts & Rubber Backings. Printed Image. Polymer Clay Base. Jewelry Resin. PLEASE NOTE: This is a handmade item so the placement of the design might vary slightly. The earrings are water-resistant however they are not waterproof. It is important to take them off when bathing or showering. To clean, simply use a cloth & rub gently. Sushi Earrings - Tiny Stud Food Quirky