strength 2.5 - AMBIPOLY saxophone reeds represent an exciting evolution in reed manufacturing and are the next step in the legacy of that tradition -- updated for the 21st century. Classic cut emulates the profile of traditional reeds with standard vamp and heart and a traditional tip. It is characterized by a warm, round and robust timbre with lively response and great projection. Suitable for players of all styles who want more core resistance and a centered, rich sound with clear altissimo. Performs superbly from small club to grand concert hall. Fully adjustable with standard reed tools. Warrantied for 6 months of continuous, consistent performance. Lifetime expectancy of at least 12 months.