Granger's Waterproofing G-Max Universal Footwear Cleaner * Effective on all footwear * Powerful deep cleaning * Water-based & biodegradeable Great at getting grime off all types of footwear. This deep cleaning gel improves the performance of all waterproofing treatments. Granger's is a manufacturer of Recommended Kit items for The Duke of Edinburgh Award Granger's is a technology-based company specialising in cleaning & waterproofing products that protect & restore your outdoor gear. Established in 1937, they became the first company to produce environment-friendly, water-based waterproofing. Their principle of producing ecologically sound, high performance treatments continues to this day. The proofing technologies replicate the water-repellency applied to boots, garments & equipment when they were new. You're just re-applying the original treatment, so your gear works better for longer. Original Performance Restored. Both Granger's & the Dof E have conducted extensive field testing & have earmarked these products as being performance led, easy to use & suitable for the variable conditions encountered by Dof E participants & Leaders. Not only will you have kit you can rely on, but Granger's will make a donation to the Dof E from every purchase of these products to help further our work with young people.