Earrings by Carla Edwards Bright ad cheery large round resin studs. Handmade by Carla in her Edinburgh workshop. Features Primary Material : resin Other Materials : silver Fitting Type : Post Dimensions (mm) : 20x20x4 One of a Kind : No Hallmarked : No Wire Material : silver Cleaning InstructionsClean items gently with warm water and a soft, old toothbrush, a little washing up liquid can be used if needed.Avoid contact with perfume, hair products, abrasive cleaning products etc. To keep pieces in top condition I recommend that items are stored in the box and acid free tissue they arrive in. It is not recommended that pieces are kept next to other jewellery items or in direct sunlight.