Transport smaller, lightweight kayaks using Malones Standard SUP Foam Block Kit. Two 12 nonskid laminate EVA closed-cell foam blocks provide a cushioned barrier between the kayak and your vehicles roof to secure the kayak while preventing damage. Blocks feature V-shaped cutouts to fit over round, square and factory-oval cross rails. Heavy-duty 15 load strap secures the kayak to the vehicle. Two tie-down lines with S-hooks secure bow and stern. Carrying case stores the complete kit when not in use. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: SUP Foam Block Kits.