Non-toxic formula. 39% more than 23 oz. Unbeatable streak-free shine (Based on Windex Original lab testing against leading competitor glass cleaner per AC Nielsen 52 weeks ended 8/27/2016). Unbeatable streak free shine (Based on Windex Original lab testing against leading competitor glass cleaner per AC Nielsen 52 weeks ended 8/27/2016). Works Great on: Glass & mirrors. A family company since 1886. Fisk Johnson. Guaranteed (or it is free. Visit www.windex.com for more details). www.windex.com. www.scjohnson.com. how2recycle.info. Learn more at www.scjohnson.com. Questions? Comments? Call 800-558-5252 or write Helen Johnson. Bottler made of 100% recycled plastic. Environmental Facts: Recyclable plastic bottle made of 100% post-consumer content. Produced with more than 30% renewable energy.