Characteristics : -The seat belt adjuster is made of special high elasticity sponge and polyester sponge, odourless, breathable, comfortable, washable and non-deformable. - The seatbelt buckle clip provides a safe seat for you or your child and helps them to maintain a correct sitting position in the car. Make the child seat most stable and safe - The seat belt adjuster is easy to install on the seat belt and easy to remove, just put the universal seat belt cover on the seat belt. Product Information: Name: seat belt adjuster Material: Highly resilient foam and polyester foam fabrics Product Size : 23.4 x 19.6 x 4.9 cm /9.45* 7.87 inch.; 10 g Package Included : 2 pack seatbelt adjuster purple + blue Attention : Manual measurement, please note the size error. Colours may vary slightly due to different screen displays. Warm Tips: - If you have any questions about how to use our seatbelt adjuster, please feel free to contact us. We will provide you with satisfactory service.