Set of black and gray detachable collars One size fits all Since these are simple, plain detachable collars, they can be worn by both women and men if the size fits. We plan to ship via Yu-Packet mini, but since it will barely exceed the size limit, we will fold it for shipping. [Size] cm Black Shoulder width 39 Neck circumference 20 Length 33 Gray Shoulder width 38 Neck circumference 19 Length 32 *Please note that there may be a 2-3 cm error as this is an overseas product. We are also selling other detachable collars. If you purchase 2 or more items that can be bundled together, we will offer a discount of 100 yen for each additional item! 2 items purchased: 100 yen off 3 items purchased: 200 yen off 4 items purchased: 300 yen off, etc. Please let us know the names of the items you wish to purchase in the comments before buying. We will change the product page accordingly. *Please note that we cannot change the price after purchase due to system limitations. - No smokers in the household. - Pets are present (chinchillas). - The chinchillas are on the first floor, and the items are on the second floor, kept separately. They are kept in a completely enclosed area. - Stored on a shelf in a closet (in a dark place). - This is an overseas product. - Items will be shipped with simple packaging. - Although the item is new and unused, it has been opened once for inspection.