The invention is a fastener that makes it easy to fix decorative objects or other elements on a vehicle comprising a flexible belt mounting part that supports the decorative object. The fastening design of the track fastening device differs from a fastening design of the head fastener device. The fastening device consists of an anchor fixing body. . “Link with the labour market” programme The fixing area between the end of fixation and the fixing surface is delimited by a fixing zone. Guarantee of an injunction for the attachment of the child restraint system. . . .