Thatdailydeal offers Collapsible Trunk Organizer for $5.49 (reg $19.99) plus $1 shipping.

Product Description:
Durable 3 section trunk organizer. Great for keeping sports gear,cleaning supplies & organizing groceries.
Features:

• Mesh pocket for maps,etc
• Folding when not in use to maintain trunk space
• Made of Polycanvas 600D
• Styles may vary
• Size : 12.5"H x 23"L x 12.5"W