Durable Construction: Build for salt-water and UV environments to withstand harsh marine conditions Universal Compatibility: Designed to hold 98% of the hard paddle boards for versatile use Multi-Purpose Transportation: Flexible design used for walking and biking to transport your board with ease Board Protection: Foam-covered frame protects your board from scratches and damage during transport Compact Storage Solution: Easy to store with light and compact fold-up storage configuration that saves space Ergonomic Design: Comfortable strap handle is easy on your hands and bike seat connection, with no hardware bolted to the bike Premium Materials: Engineered with marine-grade aluminum axle and stainless steel hardware for long-lasting durability Maintenance-Free Wheels: Features never-go-flat tires that eliminate the need for inflation or tire maintenance 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.