Since 1980, 303® has been the premium choice for avid boaters and marine enthusiasts who refuse to settle for any less than the best. No other brand works as hard to keep the things you love looking like new, longer.

303® Marine Aerospace Protectant
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No other product provides this much protection for your boat and water gear. Use 303® Marine Aerospace Protectant to keep your boat’s seats, sails, hull and windows colorful and clean. Marine Aerospace Protectant is a premium protectant designed to safeguard boats and boat equipment against the damaging effects of daily exposure to UV rays. It’s safe for use on outdoor gear and apparel, too.

  • Powerful UV blockers prevent fading, cracking and premature aging
  • Dries to a clear matte finish
  • Restores lost color and luster
  • Easy to use: Simply spray on and wipe dry
  • Safe and effective for: vinyl, carbon fiber, rubber, plastic and finished leather

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303® Marine Multi-Surface Cleaner

Thoroughly clean your boat from bow to stern with the only cleaner you’ll ever need. Safe for all types of upholstery and vinyl, the marine version of 303® Multi-Surface Cleaner delivers robust cleaning agents designed to counteract the damaging conditions of sea and sand.

  • Removes soaked in, heavy stains on marine vinyl & fabric
  • Bring surfaces back to life with ultimate cleaning power
  • Leaves behind no greasy residue
  • Safely brightens and rejuvenates marine surfaces

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303® Marine Fabric Guard
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Resist water, even when you’re on the water. 303® Marine Fabric Guard creates a powerful shield to greatly increase repellency and protect against oil and water-based stains. Spray it on outdoor fabric seats and cushions, boat covers, awnings, Dacron sails and more!

  • Fabric protector spray that strengthens and restores lost water repellency for marine fabrics
  • Safe for synthetic and natural fibers in marine environments
  • Protects against both water-based and oil-based stains
  • Does not alter fabric color, feel, flammability or breathability
  • Recommended by Sunbrella®, leading outdoor fabric manufacturer

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303® Mold & Mildew Cleaner + Blocker

303® Mold & Mildew Cleaner + Blocker quickly and safely cleans and removes tough mold and mildew stains from virtually any water-safe surface. Not only does this product CLEAN unsightly mold and mildew stains that have already formed, it will also help PREVENT mold and mildew stains from re-occurring on the treated surface. Unlike other mold & mildew cleaner products on the market, this product does NOT contain bleach, and will leave behind a fresh scent, with no strong odors to worry about during or after use. Works safely on vinyl, plastic, painted surfaces and even safe enough for use on fabric!

  • Quickly removes mold & mildew stains on contact
  • Blocks mold & mildew stains from re-occurring
  • Does not contain bleach, leaves behind a fresh scent
  • Works on ALL water-safe surfaces, including vinyl & fabrics

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