Comfortable Sponge: This type seatbelt adjuster is made of special High elastic sponge and polyester sponge, Comfortable, washable and no distortion. Universal triangle Pad:The buckle triangle shape makes children seat most stable and safe, keeps the seat belt in the right position to ride comfortably and works on universal car seat belt. Seat Belt Buckle Clip: Never worried about the hard of your shoulder, because the buckle set belt clip can help adjust the seatbelt. This seatbelt adjuster is very good for protecting toddlers. Fuction of the Pad: It can obviously change the way of the seatbelt, absorb shocks, keep seatbelt away from child's neck area which gives the kid's more comfortable and safety, easy installation and change. Packing included:2 pack seatbelt adjuster purple + blue, Size is 9.45* 7.87 inch.