Nikwax BaseWash is created specially for cleaning synthetic base-layers, while enhancing the fabric's wicking properties. Use it to clean Andiamo! skins and Andiamo!/Sound RIDER! base layers. BaseWash refreshes and removes odors Speeds up wicking on closely woven fabric Enhanced rapid drying time Aids the synthetic garment in keeping you cool in warm weather, warm in cold weather and dry in wet and humid conditions to ensure maximum comfort Increases breathability of the base-layer Easy to use – can be used in a washing machine Guaranteed performance for 4 years from manufacture WaterBased – environmentally friendly, biodegradable, non flammable, non hazardous. Does not contain fluorocarbons 1 10 oz bottle will do six loads in a side load washer, three loads in a top load washer. The Travel Gel tube is good for up to 12 garments when you're on the road. That's equvelent to 4 changes of underwear making it the perfect add-on for a 5 day trip.