SpecsDeveloped specifically for use with our Vibramrubber soles, the HardBiteStar Wading Boot Cleats (10 Count) offer the best stud solution for added stability in difficult wading conditions. Use separately or in combination with our HardBite Studs.Designed to fit predefined cleat locations on Vibramrubber outsoles featured on Simms RiverTread, StreamTread& VaporTread PlatformsCarbide chips welded to each arm of the cleat for added traction & durabilityITEM #: PG-10699