Amazon.com: Petunia Pickle Bottom: Grey。The Petunia Pickle Bottom Backpack in gray offers a versatile solution for parents on-the-go. With ample storage space, adjustable straps, and a designer look, this unisex backpack can be used as a diaper bag, cooler, or general storage solution. Made from durable canvas material, it provides a stylish and functional option for carrying essentials while out and about with your little one. Petunia Pickly Bottom Backpack Gray Ton\'s of Storage. This bag has a side zip pocket for you water jug, 2 pockets inside, padded straps, outer zipper and has zipper and magnet closure. Measures 14\" high x 14.5\" wide and is in good condition!