Dux Inflatable Boats will add this to your hull on both Starboard and portsides at the factory. Simply call us or email us your registered number form the DMV or Secretary of state and we will do the rest. If you need a set sent to you, we will supply you with everything you need to make a clean and permanent installation. The materials used are non-scratch and abbrasion resistant. Only from Dux Inflatable Boat company.