An article, including {HEAD ~ pet collars} and leashes, {TAIL ~ belts}, bags and backpacks, has an interchangeable attachment 
An article , including { HEAD ~ pet collars } and leashes , { TAIL ~ belts } , bags and backpacks , has an interchangeable attachment
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH