Accessory for manually-operated exercise equipment, namely, accessory attachment to increase muscle resistance; Body-building apparatus; Cases for play accessories; Exercise doorway gym bars; Ice skate guards; Mountaineering and rock climbing equipment, namely, spring-loaded camming devices (SLCDs); Physical fitness equipment, namely, exercise bands, training bars; Play mats for the purpose of putting together puzzles; Protective supports for shoulders and elbows; Puzzle games; Stacking toys;...