The PVC Medic Cross Patches from NAR are designed for easy-to-see, personalized medical identification on bags, clothing or any surface with an area for hook-&-loop attachment. Each 2 in. x 2 in. patch is constructed of durable PVC rubber with a simple 3D medic's cross and backed with hook material for ease of attachment and removal. An additional loop field lined sheet is included for sewing onto clothes or protecting hook back when not in use.