Possible Clues:

• Mercury's winged footwear
• Footwear's the making of Sal
• Openwork shoe
• It's bound to go on foot
• Beach bum's footwear
• File a loan originally for footwear
• Jimmy Buffett might lose one off his foot
• Some socks and a little shoe
• One going on foot in boots and all
• For stepping just one foot on the beach, lands a flounder