Safety buckle connector designed to fit over existing seat belt buckles for a more secure connection. Ideal for traveling with children, providing added peace of mind for child safety in the back seat. [Sturdy Material] The car seat buckle is made of high-quality, thick, durable plastic material, built to last for long-term use. [Easy to Use] Each set includes two seat belt caps and two keys, allowing both rear seats to be equipped. These can be easily installed or removed using the included key. [Easy to Apply] This seat belt buckle adapter is designed to prevent children from secretly unbuckling their seat belts while driving. It is intended to secure child seats and enhance safety during vehicle operation. Please Note: Ensure compatibility with your seat belt buckle size before purchase. These buckles fit most vehicles but are not suitable for use on front passenger seats. This product is intended for rear seat use only. Note: All measurements are taken manually. Please allow 1–3 cm variation due to differences in lighting and display. Color may vary slightly depending on screen settings. Please refer to the actual item received.