Three refill tablets each weighing 8g, which are ecological, vegan but also powerful for cleaning.Fill the reusable spray bottle with 500 ml tapwater, add one tablet and let it fully dissolve. Close the bottle with the spray and you can start to clean.To get the best results, spray the glass cleaner on the window, clean with a sponge and wipe with a window squeegee. The cleaning fluid will give a subtle ocean scent while you spray.The One Blue window cleaner doesn’t contain harmful or dangerous chemical. Next to that you can reuse the spray bottle several times with a new tablet, so you will have less plastic waste that might go into the environment. If you don’t have a reusable spray bottle, you can begin with a Starter Pack. This has the bottle you need and one tablet to get you going. Three glass cleaning tablets, ecological, vegan but powerful. Without any harsh chemicals. Drop one tablet in the reusable spray bottle filled with 500 ml tapwater. Let the tablet fully dissolve, close the bottle with the spray and you’re ready to clean. Spray on the glass, clean with a sponge and wipe dry with a window squeegee for the best result. Reuse the bottle with a new refill tablet to have less plastic waste. Storing the tablets is hardly taking space in a drawer. Clean for you and the planet.