measure around the middle of the dog's neck

All Lupine products are proudly built in Conway, New Hampshire and Guaranteed (Even if Chewed)! 1 wide Combo collars are suitable for medium and larger dogs- Features strong bar-tack stitching and welded D-rings- A limited-slip martingale-style collar for walking and training- It should not be left on an unattended or unleashed dog-Slips on over the head- To determine collar size