Possible Clues:

• Pinafores
• They're used for protection, with strings attached
• Spill catchers
• After the beginning of April, the son gets confused, but they get tied in knots
• Fronts of stages
• Paved areas for parking aircraft
• Front covers
• Protective garments for aircraft
• Barbecuers' garb
• Kithchen garments or airfield areas