Adding Vanish Napisan to a short cycle gives better stain removal results compared to a regular detergent alone. Amazing stain removal with the Power of OxiAction. For use in-wash, to soak, and pre-treat. Vanish NapiSan Oxi Action gives you amazing stain removal first time. Just add one dose to every wash. For use inwash, to soak, and pretreat. For best result: Remove all loose matter Treat all stains as soon as possible Before soaking, dissolve powder fully and completely submerge item in solution for even cleaning results Suitable to use on both bright and dark colours. Works well on coffe stains, oil stains, red wine stains, tomato sauce stains, beetroot juice, tea stains and grease stains.