A kit of parts for forming an orthotic head support, comprises at least one frame having a plurality of arms extending from a central region. Examples of such frames are W-frames, Y-frames and H-frames. The kit further includes at least one extension connectable to a frame. Such extension members include straight extensions, L-shaped extensions, and extension with two elements at an acute angle to one another. The kit has means for attaching the extensions to the frames. The frames and extensions may have lines of reduced stiffness formed therein about which they are preferentially bendable to conform the support to the shape of a wearers head and/or neck. The kit further comprises padding members connected, or connectable, to the frames and/or extensions on the surfaces thereof which in use are to be adjacent the wearer.
