Rhombus PlusDesigned for hardpack or paved terrain, the Hycline Rhombus Plus electric fat tire is effortlessly fast in the dry and efficiently drains water in the wet. Wide, sloping, blocky diamond shaped tread cuts through loose, rocky terrain while maintaining low rolling resistance. Large diamond shaped side knobs provide the grip you need in corners. Whether you're commuting in the street or riding off road, the Rhombus Plus fat tires provide e bike and trike