8 oz Silver non-aerosol plastic Foaming Bottles are fabulous for your liquid hand soaps, shampoos, body washes, etc.. Create your own foaming soap yourself! Dilution ratio example: Considering most liquid glycerin soap or shampoo, 10% concentration per 90% water. Using too much liquid soap will clog the foamer and may cause damage. If this happens, flush with water and reduce ratio of soap. Height w/cap: 8.25" Bottle is HDPE Recyclable #2. Pump is PP.