Features: Made with high-quality polyester fiber materials, you can easy to adjust the perfect size for your pet with release buckle. The colour and stitching in the polyester reflect and stand out, making this one of the most conspicuously dog collars, perfect for night walks, field work or as hunting dog collar. Highly reflective threads keep high visibility at night for safe. And you can easily find your furry pet in the yard at night. This polyester dog collar are classical yet fashion collar, which has in 3 colours and 4 sizes so you can find just the right one for your dog. Separate loop on the collar makes it easy to add dog name label and leashes onto the collar. Quick release buckles, easy to adjust length and put it on/off. The buckles are curved for your dog comfort. Specifications: Material: Polyester Fiber Neck Circumference: Small/Middle/Large/Extra-large Small: 33-39cm/ 12.99-15.35in Middle: 37-42cm/ 14.56-16.53in Large: 41-47cm/ 16.14- 18.50in Extra-large: 47-54cm/ 18.50-21.25in Type: S-G20, S-G25, S-B20, S-B25, S-O20, S-O25, M-G20, M-G25, M-B20, M-B25, M-O20, M-O25, L-G20, L-G25, L-B20, L-B25, L-O20, L-O25, XL-G20, XL-G25, XL-B20, XL-B25, XL-O20, XL-O25 Package Includes: 1pc Reflective Dog Collar note: 1. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2. Due to the differences between different monitors, the picture may not reflect the actual color of the item.