Using a state-of-the-art Nano Tech formula, Muc-Off breaks down dirt and grime on microscopic levels while also caring for your bike's delicate finish. It's an incredibly effective cleaner and it doesn't need any nasty, dangerous acids or chemicals to work its magic. In fact, the Muc-Off Nano Tech cleaner is biodegradable, free from acids, CFCs and solvents, and it's alkaline based so you can clean away with a guilt-free conscience. It's safe on all surfaces, and it's even disc brake rotor and pad friendly. Features: For road and mountain bikes Safe on all parts, including carbon fiber and anodized metal Will not harm seals, cables, brake pads, or rotors Biodegradable Alkaline-based and free from CFCs, solvents, or acids Size: 1 liter