system for assembly into a wall decoration

A system 2 for assembly into a wall decoration (4, Fig 2) comprises a display article carrier member 6 and a coupler 8. The display article carrier member includes an elongate slot 12 arranged extending into said member from a vertex (V), and the coupler includes a complimentary first protrusion 26 for coupling to the slot. The protrusion may include an extension 34 for insertion into the slot and a head 36 to retain the extension in the slot. Preferably the extension includes an elongate guide portion 46 and a tip 48, the tip arranged to retain the extension in the slot. The coupler may include second protrusion(s) for coupling to a slot of an adjoining display article carrier member. The coupler may include a body 28 from which the protrusions extend, and the protrusions are coupled to each other at a corner portion of the protrusion. An adhesive pad 58 adheres a back face 32 of a body of the coupler to a wall. Preferably an alignment member 64 comprises an engagement portion 66 to engage couplers. Methods of assembly, fixing to a wall, forming a coupler and forming a display article carrier member are also claimed.