Bell Adjustable inner circumference: approximately 17-26cm Please adjust to fit your cat. Measure the narrowest part of your cat's neck, fitting the measuring tape snugly against the neck, parting the fur if necessary. Then, add: Kittens and short-haired cats: 1-2 finger widths (+2-4cm) Long-haired cats: 2-3 finger widths (+5cm) ※ About bundle discounts 50 yen off for each item from the second item onwards. No discount for single items. ※ Each item is carefully handmade, but there may be slight variations in stitching and balance. ※ While designed to come off with force, we are not responsible for any accidents caused by the product. ※ Returns and refunds are not accepted except for defects on our part. ※ To keep prices low, we ship via regular mail. We cannot track the item, and we are not responsible for loss, damage, or soiling. Please understand this before making a purchase. ⭐︎ If you wish to have insured, anonymous shipping: +50 yen for Yu-Packet Post Mini +100 yen for Rakuraku Mercari Bin or Yu-Yu Mercari Bin If you have any questions, please feel free to ask. #Ram Collar