DEFY Extreme 1 Gallon Exterior Wood Stain, Crystal Clear WATER-BASED, CRYSTAL CLEAR WOOD STAIN  This environmentally friendly, water based, clear deck stain prevents graying caused by the harmful effects of the sun, while adding little to no change to the natural look of your wood. It's great for staining wood decks, fences, siding, playsets, outdoor patio furniture, and more. FORTIFIED WITH ZINC NANO-PARTICLE TECHNOLOGY Its like sunscreen for your wood. Tiny zinc particles dispersed throughout the stain reflect damaging UV rays, preventing premature graying and color loss. EXTREMELY DURABLE, HIGH QUALITY RESINS  DEFY Extreme wood stains are made with the highest quality resins available that have better resistance to fading and darkening. The result is a quality wood stain that typically lasts a season or two longer than competitive products. ENHANCED MILDEW RESISTANCE  The same zinc nano-particles that block damaging UV rays are also a natural deterrent to mold and mildew growth. EASY TO MAINTAIN  When its time to do a maintenance coat, theres no need to sand or strip the surface again. Simply brighten the wood with DEFY Wood Brightener and apply a single maintenance coat of DEFY Extreme Wood Stain.