Abstract: An exercise apparatus including a structure which, in use, rests on the floor and at least one resistance device which is engaged with the structure and which is actuable against a reaction force generated by the mass of a user on the structure. The structure includes opposed first and second ends and at least first and second resistance devices which are engaged at spaced locations with the structure at least at the first end.

Abstract: An exercise aid which includes an inflatable body which has an outer surface, and at least one inflatable component on at least part of the outer surface.

Abstract: An optical apparatus for training a golfer which is the form of a pair of spectacles with tinted lenses, one of which is inclined so that an image projected onto an inner surface of the lens is reflected onto an eye of a user. The image comprises data which aids the golfer in a training stroke. To reduce ghost images, to allow for binocular vision and to superimpose the projected image on a background view, the lenses have an absorption of from 60% to 85%.

Abstract: A kit for building a structure which includes a plurality of panels (28, 30), each panel having at least one respective peripheral formation (34) and a plurality of fasteners (10); each fastener having at least two clip formations (12, 14), and wherein the clip formations of a fastener are respectively engageable with the peripheral formations of two of the panels which are positioned adjacent each other, to secure the panels together.