Possible Clues:

• Heels and mules
• Elvis "Blue Suede ___"
• Department store section
• Imelda's infamous obsession
• Heels, flats, etc
• Sneakerheads buy them
• Collection at the entrance to a mosque
• Sneakers and sandals
• High heels and others
• Small gardening tools - essential, regardless of the surface underfoot