Home Sewing Depot Roman Shade Cord Locks-5 Slots-Max 10 Cords Heavy Duty Professional Cord Locks Maximum number of 10 cords, maximum shade lifting weight is 22 lbs White Cordlock is 1 inch wide x 2 3/4 inch long x 2" drop Easy to use for DIY projects Can be used with 1.4mm and 1.8mm cord