Ice Cream Cone Stud Earrings | Polymer Clay | Hypoallergenic Earrings | Handmade Earrings Add some personality to your summer look with these cute stud earrings! Characteristics - Handmade with polymer clay - 0.75" in length - Post backs - Hypoallergenic: All Clay Avenue Jewelry earring posts and hooks are made with either gold or silver plated surgical grade stainless steel.