The Vezda UHP A/S (KR400) from Kenda is an ultra-high-performance all-season tire that's designed for use on sports cars, coupes, and sedans and features a special silica-based rubber compound that allows for better traction and performance year-round. Backed by an up to 50,000 mile limited manufacturer tread life warranty, the Vezda UHP A/S (KR400)'s low void outer tread increases traction and handling performance in dry weather while a high void inner tread boosts handling and traction on wet roads for true year-round traction.