Possible Clues:

• What one of the beach bums might take from Grace Chesterfield?
• Poolside seat
• Trim curls without coiffeur initially providing seating
• Folding seat
• Lies on the beach to Grace and Charlie, on top of everything else
• Accessory for a card table?
• Developing a crick, he'd sit here?
• Dress caught on bristle in seating
• Folding seat on board
• Lounger on an ocean liner