Shop All › Wizard School Crest Studs (Multiple Styles) Wizard School Crest Studs (Multiple Styles) $12.00 Size: ~ 0.5 inchPosts are stainless steel, nickel free and hypoallergenic. Size: ~ 0.5 inchPosts are stainless steel, nickel free and hypoallergenic. Color: Red Blue Yellow Green Add To Cart Added! You Might Also Like Wizard School Studs (Multiple Styles) $12.00 Wizard School Hat $18.00 Dark Wizard Mark Earrings $25.00 Hallows Earrings (Multiple Colors) $18.00 Luna Necklace $20.00