Our iconic Simply Silver collection boasts fine, contemporary and meaningful 925 Sterling Silver jewellery. These beautifully designed Simply Silver Sterling Silver 925 Cubic Zirconia Climber Multi-Pack Earrings are the perfect way to finish any outfit, whatever the occasion. Fastening: Post and Bullet Back/Post and Catch. Width Dimension: Top ER - 3mm / Middle ER - 2mm / Bottom ER - 10mm. Drop Dimension: Top ER - 5mm / Middle ER - 12mm / Bottom ER - 10mm.