SturdiPet Walking Vest SturdiPet Walking Vest with 5 foot leash for cats and dogs. Easy, secure, snag-free and snap adjustable. All vests are lined with the soft, sand washed microfiber polyester. This is the fabric in contact with your pet's body. Vests weigh less than 2 ounces (excluding leash) 2 Material types. 600D Polyester or Microfiber. Both machine washable.