Yakima Universal Foam Canoe Carrier Laminated, super-grippy, anti-skid pads to interface with your vehicle Affordable, simple design for easy installation that fits and protects most styles of hulls and gunwales Includes 4 foam blocks, 2 Bow/Stern Tie Downs and 1 Heavy-Duty Strap Attach to a naked roof or round, square, factory and aerodynamic crossbars right out of the bag Love it 'Till You Leave It Limited Lifetime Warranty.