The helmet and Band Mask course is designed and intended to teach commercial divers, public safety divers, “SST” Surface Support Technician, ”SSD” Surface Supplied Divers, and Tenders how to perform routine maintenance, inspections and repairs of Kirby Morgan Helmets and Band masks and instructs personnel in the KMDSI/KMPDC recommended configuration and use of KMDSI Helmets & Masks.