Build for salt-water and UV environments Designed to hold 98% of the hard paddle boards Flexible, used for walking and biking Foam-covered frame protects your board Easy to store: light and compact fold-up storage configuration Comfortable Strap Handle is easy on your hands and bike seat connection, with no hardware bolted to the bike The Evolution paddle board carrier model - comes with a strap handle. This flexible unit is used to carry your board while walking or biking. It relieves the burden of carrying your board, paddle, and gear which frees up a hand. The unit is engineered with a marine-grade aluminum axle, stainless steel hardware, and never-go-flat tires. We also enhance your comfort with a unique rubber handle that covers the nylon strap handle. The wheels store on the storage pegs for a small compact package for transporting the wheels or storage.