Possible Clues:

• Fish should be kept on 23 down
• You get them on to move fast
• Roller......,ice.....
• Wear for rink
• Glides along on the big fish?
• Glides over, say ice
• Does toe loops, e.g.
• You'd have to keep them on ice, and that's flat
• One glides on them, as over ice
• Gliders