B&H Photo Video has the Kata KT DL-LPS-116 Camera/Tablet Backpack (Black) for $35 with free shipping. Holds a DSLR and two lenses in padded compartments and can be used as a backpack or sling style. Normally found for $60 or more. Amazon has it for $34.99 with free shipping on $35+.
Kata LPS-216 DL Camera Backpack for $45 with free shipping