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3/16″ Black Polyester Shock Cord – 500 ft Marine-Grade Spool

This 3/16″ (5 mm) shock cord delivers a perfect balance of stretch, strength, and weather resistance for medium-duty applications. The multi-strand rubber core provides reliable elasticity, while the marine-grade polyester jacket protects against UV rays, moisture, cracking, and abrasion. Ideal for repeated outdoor use, it outperforms typical polypropylene shock cords in durability and lifespan.

Built for Custom Tie-Downs, Outdoor Gear, and Marine Use

Use this 500 ft spool to create custom-length bungee cords, secure tarps and canopies, or tie down gear on trailers, boats, and work vehicles. Just cut the cord to size and add compatible hooks to build strong, reusable elastic straps tailored to your needs.

Key Features

• Diameter: 3/16″ (5 mm)
• Length: 500 feet
• Core: Multi-strand rubber for smooth, consistent stretch
• Jacket: Marine-grade polyester resists UV, moisture, cracking, and abrasion
• Stretch capacity: Up to 100% of original length
• Color: Black
• Ideal for: Tarps, marine gear, trailers, camping, outdoor tie-downs, and custom bungee builds

California Residents: WARNING