These are high impact plastic dividers (sold separately in bags of 12) in the color gray. The dividers are adjustable on 1� centers with custom designed tabs hold dividers securely in place. Overall Dimensions (In.) LxWxH: 17.125 x 5.4375 x 3.75 For industrial storage items, a signature will be required to accept the delivery. If the item is not acceptable condition, sign for it as damaged or refuse the shipment. Please visit our Shipping Policy for further information.