Dock Edge Dockside Oceanus Empty 3/4 Bumper Heavy Duty roto-molded bumpers' incorporate all the benefits of a multi-usage product with the strength and integrity you've come to know from DockEdge+ products Will not only protect the lower bow but anywhere you install an Oceanus bumper Fabricated to be permanently secured in place, it also has grooves which act as reinforcing ribs and can be used for temporary strapping in places where Fastening isn't allowed Ideal for commercial & marina applications Fabricated with UV inhibitors and fungicides - includes screw-in inflation valve