The pack contains a brick double chimney stack with embossed brickwork and a separate pair of round chimney pots. Suitable for stations as well as domestic buildings in any situation where a pair of fireplaces would be close enough for their flues to share a single stack.
 
Supplied unpainted, dimensions of stack approx:- height 36mm (brick detail 28mm), width 26mm, depth 15mm. Pots 14mm tall.
The photos illustrate what an assembled and painted stack could look like, plus an example of the parts that are in the pack.