Aquaseal Map Seal 4 Oz Water Proofing Formulated For Waterproofing And Conditioning The Leather Portions Of Lightweight Hiking Boots. Will Not Harm Waterproof Boot Liners Beneath The Leather And Allows The Leather To Still Breathe. Features: Leather Waterproofing: Formulated For Waterproofing And Conditioning The Leather Portions Of Lightweight Hiking Boots. Will Not Harm Waterproof Boot Liners Beneath The Leather And Allows The Leather To Still Breath. Odorless. Map Seal: Encases Maps In A Clear, Waterproof And Flexible Film. Water Based This Item Is In Category: Gear Maintenance > Sealants / Waterproofing Brand: Aquaseal