Matchbox Yesteryear 5 b1 Bentley 1st small #5 roundel decals set of 2.
Suits the smaller 1:55 scale first issue. Solid metal seats.
5b is the larger 1:52 scale with plastic seat and tonneau cover.
These are water-slide decals. Clean your model first. Soak the decal in a shallow bowl or saucer until the decal can be separated from the backing paper. If the decals are multiples do one at a time. moisten the location on the model where the decal will be applied. This will help get in on the model and adjust before touching gently with a dry sponge to remove excess after correct positioning. Leave to dry.