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best travel backpack for 15.9 computer laptop LOVEVOOK Women with Pouch Pocket for Large Capacity Cup,15.6 Inch Laptop Bag Backpack Purse,Waterproof Work Business Backpack College Teacher Bags,Black : Electronics hay Waterproof Laptop Sleeves - Color:Field Tan

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While the rain cover completely blocked the rain, the exposed straps quickly soaked through

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Here are a couple articles that can help you though: Introducing your dog to wearing a pack, getting your dog used to balancing and space awareness, and increasing the weight and improving fitness – Trehugger 3 methods for getting your dog used to wearing a dog backpack – Wag Dog Walking What Can You Put in a Very Small Dog Backpack