[ Bob-sleighs; Body-building apparatus; Chest exercisers; Chest expanders; Edges of skis; Elbow guards for athletic use; Ice skates; ] In-line roller skates; [ Knee guards for athletic use; ] Roller-skates; [ Skateboards; ] Skating boots with skates attached; [ Skis; Sleds; Snowboards; ] Snowshoes [ ; Manually-operated exercise equipment ]