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Polyform G-4 COBALT G Series Boat Fender 6.5x23 Inch Cobalt Blue

Manufacturer

Polyform

<h3>About Polyform US</h3><p>When it comes to protecting your vessel and marking the water, few names carry the weight that Polyform US does. <strong>Headquartered in Kent, Washington</strong>, Polyform has spent decades earning a reputation as one of the most trusted manufacturers of boat fenders and marine buoys in the world — and they do it all right here in the United States. Their products can be found in ports, marinas, and on working vessels across every ocean, a testament to the kind of durability that only comes from uncompromising manufacturing standards.</p><h3>A Legacy Built on the Water</h3><p>The Polyform story began with a single iconic product: the A Series buoy. <a href="/7498-polyform-pickupmarkermast-buoys-202345">Pickup, marker, and mast buoys</a> are at the heart of what Polyform does, and their A Series remains one of the most recognized buoys in the marine industry. Featuring Polyform&apos;s signature blue ropehold and even wall thickness, the A Series has proven itself in the most demanding open-water conditions — from calm inland lakes to heavy offshore seas. It&apos;s a product that launched a legacy.</p><p>But Polyform&apos;s lineup extends well beyond a single series. Their <strong>CC Series</strong> hole-through-middle buoys serve as reliable mooring, marker, and commercial-grade tools trusted by long-line fishermen, fish farmers, and geophysical researchers alike. The <strong>S Series</strong> offers slender, cylindrical mast-style buoys ideal for marking dive spots, race courses, and hazards. Across all these product lines, Polyform builds for real-world conditions — not ideal ones.</p><h3>Boat Fenders for Every Vessel</h3><p>Polyform&apos;s fender lineup is equally impressive in its scope and engineering. The <strong>F Series</strong> twin-eye fenders are designed for larger vessels that need serious protection at the dock, while the <strong>G Series</strong> all-around fenders are a favorite for trailered boats and permanent moorings alike. For vessels in high-stress docking environments like boat locks and tidal areas, the <strong>NF Series</strong> delivers heavy-duty, single-piece construction with molded-in ribs for extra abrasion resistance. The <strong>HTM (Hole-Through-Middle) Series</strong> offers maximum versatility, excelling in any docking application on larger boats.</p><p>Every Polyform fender features one-piece construction, a proprietary vinyl valve system engineered for years of reliable service, and even wall thickness throughout — details that reflect a brand that sweats the small stuff so boaters don&apos;t have to.</p><h3>Quality That Sets the Standard</h3><p>What truly separates Polyform from the competition is their commitment to consistent, verifiable quality. Their signature blue ropeholds have become something of an industry hallmark — instantly recognizable in marinas worldwide and synonymous with dependable holding strength. Available in a wide range of colors and sizes to suit everything from small recreational runabouts to large commercial vessels, Polyform products are built to handle UV exposure, abrasion, and the relentless stress of life on the water.</p><p>For boaters who refuse to compromise on the equipment that protects their investment, Polyform US delivers proven performance backed by a manufacturing heritage that spans generations.</p>

Part Number

G-4 COBALT
07/13/2036 5:36 AM
Sale Price

$38.13

In Stock (6)

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Usually delivered within 2 days

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Fitment guaranteed

Product Details

The Polyform G-4 COBALT is a durable utility boat fender from the trusted G Series line, designed to protect your vessel from dock damage and boat-to-boat contact. Measuring 6.5 inches in diameter and 23 inches in length, this medium-sized fender is ideal for boats ranging from 20 to 30 feet.

Key Features:

  • Premium vinyl construction resists marine UV rays, oils, and chemicals
  • Reinforced rope hold through design prevents pull-through failures
  • Ribbed design provides better grip against dock pilings and seawalls
  • Eye-catching cobalt blue color for easy visibility
  • Inflatable design allows for easy storage when deflated
  • Can be used vertically or horizontally depending on docking situation

The G Series from Polyform is recognized worldwide as the standard in boat fender reliability. The G-4 size strikes an excellent balance between protection and convenience, offering substantial cushioning without taking up excessive deck space. The through-hole design at the top allows for secure attachment with rope or fender lines (not included).

Great service !!

Very quick checkout!

smooth.

OK

It was quick, they had the part in stock..

Slow to ship, but had the best price.

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