Jayden: Unisex 4mm, 0.50 ct Brilliant-cut Ice on Fire CZ Cast Basket Stud Earrings 925 Silver, 0573 Gemstones professionally hand-set into a solid 925 Sterling Silver cast basket setting! No flimsy snap-in settings here! Features a pair of sparkling 4mm, 0.25 carats each, Russian Ice on Fire CZ gemstones. Unisex Style and Design makes it a great choice for men and women alike! This size is also available in a screw-back setting (threaded posts with backs that screw on and off).