Ebay offers Faux Neoprene Weekender Bag for $13 (reg $50) with free shipping.

Product Description:
Cream weekender bag made from faux neoprene with water-resistant properties for active days. Features a main compartment, slip pockets, and a side pocket with a zipper closure for stashing your on-the-go essentials. Adjustable shoulder strap and double handle for added convenience.
All in Motion: Inspiring the potential in every body.

• Dimensions (Overall): 12 Inches (H) x 20 Inches (W) x 9 Inches (D)
• Weight: 1.81 Pounds
• Holds up to: 55 Pounds
• Shell Material: 85% Recycled Polyester
• Placement: Carry On
• Bag Structure: Softside
• Interior Features: No Compartments or Pockets
• Exterior Features: Front Zip Pocket, Slip Pocket
• Main Compartment Closure: Zip Closure
• Handle Type: Double Handle, Adjustable Shoulder Strap
• Number of Wheels: No Wheels
• Handle Material: Polyester
• Capacity (Volume): 35 Liter
• Protective Qualities: Water-Resistant
• Bag Linear Inches: 41 Linear Inches
• Care & Cleaning: Spot or Wipe Clean