300 feet 1.4mm Tan Window Blind Cord, String - 1" Mini Blinds & RV Shades Color: Tan ---- Diameter 1.4mm ---- Replacement Cord Search using NCMORIN STRING in Amazon search for my other string colors This diameter cord is mostly used on 1" Mini Blinds & RV Shades Polyester cord - resists effects of sunlight better than most other cords. Wound on a spool to eliminate tangling