Koch 5391805 No.18 by 225-Feet Twisted 3 Strand Mason Line, Pink Size No.18 diameter, 225-Feet length Maximum load: nominal Pink color, contains one or more of the following: nylon, polyester or polypropylene Durable, abrasion resistant, holds up well to repetitive use, knots securely, and wears well on pulleys Resistant to oils, gas, most chemicals, rot, and mildew