Tidy-Ups Boat Dock Line Holder - Standard RailsFeatures:Rail mount UV resistant vinyl strap securely holds rope, cords, etc. Fits 1 - 1-1/4 RailsNot sold in pairsWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.