Abstract: A display holder, comprising a flat rectangular sleeve (1) for receiving a sheet (2) to be displayed, the sleeve (1) comprising a transparent front panel (3) and a rear panel (4) both made of plastics material and being scaled around the whole of its periphery by a weld (8). The rear panel (4) has an aperture (10) therein spaced from the periphery to facilitate insertion of a sheet (2) into the sleeve (1), the aperture being closable after insertion of the sheet by a layer of waterproof material fixed over the aperture by adhesive. The aperture may be an elongate slit (10) which is sealed by means of self adhesive tape (11).