Used only once. Please purchase only if you understand that this is a used item. Please refrain from purchasing if you are sensitive to such things. This is a Smart Kid Belt that securely protects your child's safety. It can be used easily in place of a child seat and is compact to carry. Recommended for second cars and grandparents' cars! Can be installed quickly in taxis and rental cars! Adjustable to grow with your child, so it can be used for a long time! Installation is easy and can be done in just a few seconds! No need to install a cumbersome child seat, making it convenient for sudden car trips. It is easy to fit in any car model and is suitable for everyday use and travel. It can be used according to your child's growth by adjusting the length. It can be used up to 12 years old, providing long-term safety and comfort. Designed to meet safety standards, you can use it with peace of mind. 【Recommended Age/Weight】 ・3 years old to 12 years old ・15 kg to 36 kg 【Color】 Black 【Quantity】 1 ※Notes This product is designed for use in the rear seats, so we recommend using it in the rear seats.