(Similarly) Maelstrom Cooler Backpack,50 Can Insulated Soft Backpack Cooler,Portable Lightweight Leakproof Cooler Bag,Large Capacity Beach Cooler,Waterproof Lunch Backpack for Men Women Black Backpack is up for auction in Patio, Lawn & Garden. The current bid is $3.00, 93% below the $42.99 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.