Device for performing exercises

Device for performing weight-lifting exercises

Device for preventing slipping of turntable out of shaft

Device for providing enhanced movement of a person's truncal mus

Device for providing enhanced movement of a person's truncal mus

Device for safely securing boards for martial arts activities

Device for selectively positioning the arm of a record player

Device for self-defense training

Device for simulating climbing

Device for simulating climbing

Device for simulation of climbing

Device for simulation of climbing

Device for ski training

Device for stimulating the human respiratory system

Device for Yoga exercising

Device for yoga exercising

Device for yoga exercising

Device to assist in holding a playing record to clean the same a

Device with movable parts made from material and sensitive to mo

Device with visual and audio output