Product Features Comfortable and can be kept on all the time Design for small puppies easy to get used to Good shape and easy running Step-in puppy harness easy to wear Reflective straps keep safe at night Product Description Small dog harness is made of high quality durable nylon material and breathable soft air mesh. Hook and loop bonding is added to the top, so the harness will not slip easily, Escape proof for walking. 3M Reflective ensure your dog is highly visible and keep dogs safe at night. Dog harness and collar are both reflective well. All the pet accessories can be easily loaded into the backpack, occupying a small space. It is convenient to carry. Dog harness design in step-in style, easy put on and off. Suitable for any scene, whether it is training or walking. Suitable for Small Medium breed such as Boston Terrier, Maltese, Pekingese, Chihuahua, Poodle, Teddy, Schnauzer and so on. Size(Neck): XXXS: 24-28cm XXS: 28-32cm XS: 32-36cm S: 36-44cm M: 44-48cm L: 48-54cm HOW TO PUT ON THE DOG HARNESS? STEP 1 Open the dog harness, put on the floor , put your pet's front legs in it STEP 2 Resize, paste hook and loop STEP 3 Close the buckle STEP 4 Connect two D-rings and swivel hook of the leash Package Include Small Dog Harness Adjustable Dog Leash