Premium Materials: The sole is made of TPR sole made of human shoes, The sturdy non-slip sole provides stability and traction, without slipping. It protects the weak paw from sharp thorns, hot pavement and thesalt in winter Durable Use: High quality fabrics, hard wearing, tough or dirty, soft and hand washable. Our shoes have a sturdy sole and high quality fabrics which are then sewn together to ensure that theyare ready for your adventure Adjustable Dog Hiking Boots: Easy to put on/take off, with the opening design at the back of the ankle, the dog shoes are closed by 2 reflective straps, which are long and adjustable, improve the visibilityhelping your dog to walk safely at night Breathable Dog Paw Protection: Waterproof material, keep paw dry and warm. Dog Boots Soft and breathable, sturdy non-slip sole provides stability and traction, protection against sharp thorns and pavementwarm, helps dogs move and stabilize on tile and sand Dog Shoe Size Reference: Size S: 5.5 x 5 cm/ 2.17" x 1.97" (LxW) for Waterproof Fabric: The upper of the shoes is made of waterproof fabric and breathable fabric, keep paws comfortable, clean, dry and warm. Additional Expanded Design: Wide opening on the top with split seams makes it very easy and quick to put on the dog shoes, and to adapt the shape and size of your dog's paws. Reflective Velcro Straps: 2 adjustable and reflective velcro straps, make the shoes not easy to slip off and provide stable visibility and maximum safety for your walking at night. Non-slip Soles: Rubber and PVC soles with wear resistance and non-slip features, make sure your dogs won't slip in rainy or snowy days while walking. Measure the size of the dog: Having your dog stand on a piece of paper Hold the opposite leg of the dog so that the weight is firmly placed on the leg to be measured arch both sides of the widest part of the paper measure the distance, choose the right size