Roman Shade Lift Cord 1.4 Mm Cord 100 Yds - Color Dark Brown Polyester fiber - resists effects of sunlight better than nylons and mono-filaments. Small diameter makes it inconspicuous 1.4 mm has 90 lb tensile strength, 100 yard roll, Alabaster Now available in 5 colors, White, Tan, Medium Gray, Black and Alabaster See our RingLocks that fit 1.4mm dark brown cord to protect children ASIN: B00JCZBWTC