Twisted Sisal Rope (3/8 inch) - SGT KNOTS - All Natural Fibers - Moisture/Weather Resistant - Marine, Decor, Projects, Cat Scratching Post, Tie-Downs, Wicker Chair, Indoor/Outdoor (100 feet) NATURAL SISAL ROPE - Stiff and sturdy twisted sisal rope made from Agave sisalana fibers. The perfect 100% natural choice for heavy duty indoor and outdoor applications. Great for situations that require a bit of stretch. ENVIRONMENTAL FRIENDLY - 100% biodegradable organic, untreated fibers. No oils, chemicals, or artificial agents added during the manufacturing process. INDUSTRIAL STRENGTH - Compared to other natural ropes such as Manila, all-purpose sisal rope is stiffer and able to withstand harsh conditions. Resistant to moisture, abrasion, and all weather conditions. Sisal is the preferred natural fiber for all projects, from marine-bound bindings to tie-downs, repairing/crafting a cat scratching post, and fixed outdoor uses. WIDTHS and LENGTHS - SGT KNOTS Natural Sisal Rope available in lengths of 10, 25, 50, 100, 600 and 1,000 ft and diameters of 3/16, 1/4, 3/8, 1/2, 3/4 and 1 in. VETERAN OWNED and OPERATED - Just like the Marine Corps, SGT KNOTS is committed to being the best of the best. We continue to live by the motto, Semper FidelisAlways Faithful. Our loyalty to our customers is what makes us who we are, and the reason we continue to grow in popularity and product offerings. We promise to maintain the strength and consistency of our products. We also pass down our bulk savings to our customers. <span class="a-text-bold">Cordage Institute </span>- <span class="a-text-italic">The Cordage Institute</span> (CI) was founded in 1920 as a technical committee to create safety and technical standards for rope, cordage, and twine.This product has met the international standards, guidelines, and requirements set forth by the CI.