Essential Jewels will donate 10% of the purchase price of every Brain Cancer awareness earrings sold to the American Cancer Society Earrings are made with 8mm AAA grade natural gray agate stones. Ribbon charm is 20mm x 10mm silver or gold plated metal alloy Pair with our Brain Cancer awareness bracelet, available in a separate listing These earrings come in a white marble gift box with the gift card shown in the picture making it perfect for gift giving. Available in hooks, leverbacks, or clip-ons