Foam rubber; Low density polyurethane foam for use in mattress surfaces

Body-building apparatus; Body-training apparatus; Exercise equipment, namely, lower back and abdominal resistance machine; Exercise machines; Manually-operated exercise equipment; Manually-operated exercise equipment for physical fitness purposes; Physical fitness equipment, namely, lower back and abdominal resistance machine; Sporting goods, namely, a sports training device to improve strength, toning, conditioning, balance, and proprioception