Astronomy Eco Martingale Collar Size:Small or keeping track of your

or keeping track of your favorite traditional medicinals

or take notes without any page markings to get in your way

If you’re stuck in a landlocked place

Let your list find its way down through geologic history (one layer at a time)

Astronomy Eco Martingale Collar Size:Small or keeping track of yourBring the stars a little closer to your out of this world fuzzy friend. Martingale collars are what you need if your dog's head is smaller than its neck like a greyhound or a whippet, any dog prone to slipping their collar, or dogs with delicate tracheas and necks like chihuahuas and pomeranians. Our Martingale collars are available in three sizes, adjustable, and built with rPET webbing (made from recycled soda bottles).