As well as protecting your tools and machines from rust, this silicone lubricant will repel dust, dirt, oil and grime. The WD40 44389 Specialist High-Performance Silicone Lubricant is great for use on high-pressure equipment. It displaces moisture and provides excellent lubrication, protecting and extending the life of your tools and equipment. As the spray is silicone-based, it s perfect for using on rubber parts like pipes, window seals, plumbing fittings and belts. You can even use it on metal, plastic and wood, without it leaving a stain. Features: Waterproofs and protects against moisture Prevents rust and corrosion Prevents parts from sticking and binding Specially formulated for improving high-pressure performance Specification: Size: 400ml Pack Qty: 12 Pack