Roller and Roman Shade Blind Beaded Chain Cord 8#,white Plastic Roller Blind Chain Repair 4x6mm, 100yards per lot, Blind Beaded Cord for Roller Blind Fitting, multi-color available (black) Material: PC (plastic) Size:8#, 4mm (Bead diameter) x 6mm (Two beads spacing), 100 Yards(Total length),Cord diameter:1.5mm 10CM chain contains 17pcs plastic pearls Adjustable in length - simply cut between the balls with scissors to fit to your desired length Perfect for roller blind fitting & repair, and other multipurpose applications