It has a used feel, but there are no noticeable stains. Each part has been removed and washed at home. Please consider purchasing with the understanding that this is a used item. Instruction manual not included. Please download the manual from the website. The main body can be detached from the base, making it easy to switch or carry. For newborns to 13 kg, the main body is installed facing backward in "infant mode," and for 9 kg to 18 kg, it's forward-facing in "toddler mode," allowing you to switch according to the child's growth. When attaching the seat belt, The magnetic tongue makes it easy to attach and detach. Simply bring one tongue close to the other, and they will snap together, allowing for one-handed operation. Applicable range: Up to 18kg in weight, under 100cm in height ● Reference age: Newborn to around 4 years old ● Product size: Width 41.5 x Depth 62 x Height 65.5 cm ● Weight: 10.6 kg ● Retail price: ¥66,000