Heart and Cross Bones by Rockin Doggie. Perfect for your little Rock Star. This soft genuine Brazilian leather collar with 4-ply design features top and bottom leather layers. The reinforced ballistic nylon lining ads extra durability. Sizing: <b>10</b>: fits necks 9-10.5 in. x 1/2 in. W <b>12</b>: fits necks 11-12.5 in. x 1/2 in. W <b>14</b>: fits necks 12-15 in. x 3/4 in. W <b>16</b>: fits necks 14-17 in. x 3/4 in. W <b>18</b>: fits necks 16-20 in. x 1 in. W <b>20</b>: fits necks 18-22 in. x 1 in. W <b>22</b>: fits necks 20-24 in. x 1 in. W <b>This item may take up to 21 days to ship depending on availability.</b> <Br>