- Wholesale 100' x 3/8" DIAMOND POLY ROPE - Easier to handle than twisted poly or natural fibers. - Safe working load: 220 lbs, break strength: 880 lbs. - Use around water- It floats and resists rot and mildew. - Multi-color all purpose diamond braid rope is low stretch and ideal for a variety of uses. - Excellent knot retention makes this ideal for boating applications.