SIZE: X-Small ⅝"W, Adjustable Length 8"-11". Small ¾"W, Adjustable Length 11"-15". Medium 1"W, Adjustable Length 14"-18" . Large 1"W, Adjustable Length 16"-24". X-Large Width 1 1/4",Adjustable Length 18-27". Suitable for puppy, small, medium and large dogs SAFETY: Highly reflective threads keep high visibility at night for safety. And you can easy find your furry pet in the back yard at night CLASSIC: This nylon dog collar is a classic yet stylish collar that comes in 13 colors and 5 sizes so you can find just the right one for your dog CLASSIC: This nylon dog collar is a classic yet stylish collar that comes in 14 colors and 5 sizes so you can find just the right one for your dog CONVENIENT: For quick release, the buckles are made of ABS plastic. The buckles allow the collar to adjust around the neck of the dog for ultimate comfort Give your dog the perfect combination of comfort, safety, and durability with the Joytale Reflective Dog Collar. Crafted from premium nylon, this collar is lightweight yet tough enough to withstand daily wear. The reflective stitching ensures extra visibility in the dark, giving you peace of mind during nighttime walks. Designed with an adjustable fit, it is suitable for small, medium, and large dogs. The quick-release buckle allows for easy on and off, while the metal D-ring provides a reliable attachment point for leashes or ID tags. Whether you’re heading out for a casual walk, hiking in the woods, traveling, or spending a day at the beach, this reflective nylon dog collar delivers all-day comfort and security for your canine companion.