posture enhancing instruments and articles, namely, posture feedback instruments, pillows for medical use, specially-designed furniture for medical use in the nature of chairs, beds and desks that encourages and supports good posture, and printed instructional material included therewith; and orthopedic measurement instruments in the nature of calipers, goniometers, protractors, and inclinometers to measure range of movement, structure and posture

FOOTWEAR