Width Size 4: 4.1-4.4 cm (1.61-1.73 inch), please refer to the width size chart in the image to choose the right size for your pup. The upgraded rubber outsole has high elasticity and high wear resistance, and can withstand multiple bending, stretching and squeezing without damage. The special texture design of the sole can instantly absorb the ground, improve the stability of the sole when in contact with the ground, improve comfort and response speed, and is not easy to slip. High-brightness reflective strips shine for a long time, this which makes it easier for your dog to identify at night and not easy to get lost, which makes it safer for your dog to walk at night. Comfortable fabric, soft and does not hurt your feet, easy to put on and take off, also helps dogs stand up easier on hardwood floors. /p> Package Content: 4 x Dog Boots