Leaves & Acorns Mini Bar Leather Earrings Earrings are made of high quality cork backed with genuine leather. Dimensions: approximately 1.5 inches Hooks are hypoallergenic stainless steel and come with rubber backings on an earring card. Please note that the print placement may vary for each pair of earrings due to where it is cut from. Please also note that the backs of all genuine leather earrings are natural backings of the leather.