The rigid collar is designed to prevent animals from tearing their bandages or repeatedly licking and aggravating wounds. The rigid conical collar is made of a strong, lightweight, and translucent material for visibility, especially when the animal is under pressure. If the animal touches a person or furniture, it cannot cause harm or damage the surroundings. Product Specifications: Specification: No. 1 Fits neck circumference: 37-44 cm Depth (with black trim): 22 cm Recommended Animals: Suitable for large dogs such as Golden Retrievers, Large Alaskan Malamutes, etc. Specification: No. 1+ Fits round neck: 49-58 cm Depth (with black trim): 22 cm Recommended Animals: Suitable for large dogs such as Golden Retrievers, Large Alaskan Malamutes, etc. <p>Specification: No. 7<p>Suitable for Neck Circumference: 13-19cm<p>Depth (with black border): 8cm<p>Recommended for: Yorkshire Terriers and other small dogs and miniature breeds<p>Specification: No. 6<p>Suitable for Neck Circumference: 18-22cm<p>Depth (with black border): 11cm<p>Recommended for: Small dogs and small cats such as Shih Tzus<p>Shop Tips:<p>1. The size is measured manually, please allow for an error of 1-3cm.<p>2. Due to different monitor pixels, there may be a color difference; please refer to the actual product.