Bell Collar Adjustable inner circumference: approximately 18-30cm Please adjust to fit your cat. Measure the size of your cat's neck at its narrowest point, fitting snugly against the neck, parting the fur. From there: Kittens and short-haired cats: add 1-2 finger widths (+2-4cm) Long-haired cats: add 2-3 finger widths (+5cm) as a guide. ※ About bundle discounts 50 yen off for each item from the second item onwards. No discounts 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 non-standard mail. We cannot track the item, and we are not responsible for loss, damage, or breakage. Please understand this before making a purchase. ⭐︎ If you prefer insured, anonymous shipping: Change to Yu-Packet Post Mini for +50 yen Change to Rakuraku Mercari Bin or Yu-Yu Mercari Bin for +100 yen ⭐︎ Anonymous shipping is free for purchases of 2 or more items ⭐︎ If you have any questions, please feel free to ask. #Ram Collar