A coil device is provided having a member adapted to extend around and conform to an outer surface of a subject and a conductor adapted to extend only once around a first portion of the subject. The sound wave generator including a plurality of patterns formed in different shapes and heights on the touch panel, and is configured to generate sound waves having unique shapes when the user touches the patterns. A closure structure is included at the generally open top of the bag and includes an opening for each compartment and a closure member having deflectable closure sections adjacent to each opening at the top of each compartment for each club. First information about one or more users is gathered. The RFID block is configured to be capable of storing store information relating to the testing.