As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
C156-2 BLADE BOOTS FAILED. THE RUBBER IS DELAMINATING. WE HAVE SEEN THIS FROM 3 PAIRS OF THE LATEST REVISION OF BOOTS AND HAVE PRESENTED IT TO THE MANUFACTURER. THEY DO NOT ACKNOWLEDGE THE PROBLEM EXISTING. CONFRENCE WITH OTHER OPERATORS CONFIRMS OUR EXPERIENCE BEING WIDESPREAD.