Simms 31883 Hardbite Boot Star CleatDeveloped specifically for use with our Vibram rubber soles, the HardBiteâ Star Cleats offer the best stud solution for added stability in difficult wading conditions. Use separately or in combination with our HardBiteâ StudsFeaturesDesigned to fit predefined cleat locations on Vibram rubber outsoles featured on Simms RiverTreadâ, StreamTreadâ & VaporTreadâ PlatformsClick here for StreamTreadâ cleat patterns and Vibram Resoling resourcesCarbide chips welded to each arm of the cleat for added traction & durabilityTechnologiesVibram soles are built from the bottom up and are designed to overcome very specific obstacles on a variety of terrains. Vibram invests heavily in research and development of products never overlooking even the most minute detail. Vibram soles boast innovative compounds and technical sole patterns, specifically developed to meet the challenges of many different environments and applications