Audi Unthreaded Plastic Nuts. These are used on a variety of Audi models for attaching trim panels and shields. Once removed they never hold as tight and so are best to replace.
10x Audi Plastic Trim Clips for Door Cards & Interior Trim Panels, & Covers
Genuine GM 10x Exhaust Manifold Nuts Vauxhall Astra H Mk5 2004 to 2010 11082413
10x Ford Plastic Bonnet Insulation Panel Clips Fasteners- Mondeo Fiesta Transit
10x Volvo Plastic Trim Clips- Interior fascia panels boot linings, pillar covers
BMW Genuine 10x Interior Plastic Trim Panel Clips Door Card Panel 51418224768