5mm Black Sparkle Wall Panel & Ceiling Panel HI-Gloss .Tongue and Grooved Ideal for Your Bath/Shower Walls Going Over Tiles and on Your Ceiling 100% Waterproof : Amazon.co.uk: DIY & Tools
Dark Grey Tile Effect 10mm Thick Large PVC Shower Boards 1m x 2.4m – CladdTech
White Cabin 6mm Bathroom Wall Panels (500mm x 2.6m ) - National Plastics