This Bio-D concentrated Bathroom Cleaner Spray is ultra-effective and tough on limescale and watermarks. Easy to use, it can be used on glass, ceramics, perspex, chrome and most non-porous surfaces: just squirt, wait (not too long) and wipe. Used regularly, it will stop the build-up of limescale too, leaving more time to spend doing much more exciting things. The ingredients are naturally derived that will make your house green and clean. It is the best and safest to use for us and our future.Vegan.