VALYRIA 100pcs Silver Tone Stainless Steel Earring Backs Earring Post 14x5mm(1/2"x1/4") (Fit 6-8mm bead) Material:stainless steel(cadmium free) Size: 14mm x 5mm(1/2" x 1/4") Features: durable and fadeless Satisfaction guarantee Hassle-free return & exchange policy