nets for sports; bats for games; rackets; tennis rackets; badminton rackets; bags adapted for baseball bats; sports balls; badminton shuttlecocks; tennis nets; badminton nets; water resistance rowing machines for fitness purposes; pilates toning balls; flippers for swimming; swimming webs; elbow guards [sports articles]; knee guards [sports articles]; leg guards for sports use; arm guards for sports use; wrist guards for sports use; knee pads for skateboarding; skis; skateboards; snowboards; water wings; hand grip strengthener rings; pull-up rigs; fitness balls; gym balls for yoga; tennis ball throwing apparatus; tennis ball serving apparatus