Material: High quality oxford polyester fabric and nylon fabric, mesh, bead cotton foam. The oxford nylon fabric is tear-resistant and the mesh fiber ensures fast drying and good drainage. Size: Suitable for 2 sizes, from M to L, suitable for dogs of different sizes. Please refer to the size table to choose the right size for your dog. Convenience: The adjustable strap and quick closing make the dog comfortable to wear and easy to put and remove. The upper handle is easy to grasp and firm hook in d is perfect for traction belts. Security: The old swimmer helps keep the dog’s head moving. Scratches and bright colors increase visibility. Note: If your size is between the two sizes, it is recommended to choose the larger size to make the dog more comfortable. Due to the different methods of measurement, a visual deviation of measurement data must be allowed. m: Body length: 30 cm, neck tower: 38-50 cm, body tower: 56-69 cm, l: body length: 32 cm, neck tower: 45-59 cm, circumference of