303 Products Marine Fabric Guard – Water Repellent & Stain Shielding Fabric Spray, Safe for All Outdoor Upholstery, Simple & Easy to Use, Protectant Spray for Boats, 1 Gallon

Price: $86.49
(as of Feb 27, 2026 12:08:52 UTC – Details)

From the brand

Who are we?

Over 40 years ago, 303 Products transformed surface care by developing the world’s first UV-Protectant treatment designed for aircraft flying at high altitudes. Today, that same advanced technology helps your cars, boats, and outdoor spaces withstand nature’s harshest conditions, keeping them looking their best season after season.

Why us?

303 goes through rigorous product efficacy & quality testing to ensure that it meets your expectations, also while having 40+ years of proven reliability when it comes to protecting the surfaces on your cars, boats, and outdoor furniture.

Protect the things you love!

WATER REPELLENCY: Recommended by Sunbrella, a leading outdoor fabric manufacturer, 303 Marine Fabric Guard restores waterproof fabric to factory new levels when applied to clean & dry fabrics while also defending against spills.
STAIN RESISTANCE: This powerful, unscented fabric protectant can be used to renew your fabric’s shield against frustrating spots & stains. Simple & easy to use, 303 Marine Fabric Guard protects against water-based accidents keeping fabric spotless.
VERSATILE: This fabric spray does not alter color, feel, flammability, or breathability. It is safe on all fabrics, as well as synthetic & natural fibers, including upholstery, cushions, umbrellas, suede, canvas for boat cleaning.
DIRECTIONS: Use outdoors only. Clean surface & let dry before using product. Spray fabric until evenly wet & let dry. Do not oversaturate. Treated material must be protected from rain/dew until it is cured (12 – 24 hours dependent on temperature).
Due to a recent formula issue, it may cause a white residue on your fabric. If your bottle batch code begins with 22361-23179, please do not use it, & contact the manufacturer for a full refund. Residue is removed by any fabric safe cleaner or soap.
303 DRIVEN BY QUALITY: For over 40 years, 303 Products have provided premium protection for all your needs along with superior customer service. Elevate your game with our Fabric Guard & experience the difference quality tools can make.