Totally reinvented from head to toe, the Kolossus (formerly the Rover 2) is THE big dog backpack that can now double as a backpacking pack.
It's perfect for carrying medium to large canine pals and comes in sizes L-XXL. Kolossus technology serves up top-notch human/pooch protection and comfort. The adjustable shoulder and torso size makes this pack suitable for any shape and size (as long as you can hoist the heft).
Convert the Kolossus to a backpack for serious hikes, bike rides, or public transpo. For dogs up to 80 lbs (9-36 kg) with 50-60 liters of space, it's packed with features backpacking pack conversion, adjustable torso/shoulder, removable lap belt with hip pockets and waste bag dispenser, inner frame w/inner padding, padded back panel with increased airflow, removable storage/dog back support pack with hydro port, weight distribution straps, side cooling zippers,
For Dogs Ranging 20-80 lbs (9-36 kgs)
50-60 liter capacity
Find your perfect fit here.
Features
- Backpacking Pack Conversion
- Adjustable Shoulder/Torso Height
- Removable Lap Belt with Hip Pockets & Waste Bag Dispenser
- Internal Frame with Inner Padding for Dog Comfort
- Padded Back Panel with Increased Airflow
- Removable Storage/Dog Back Support Pack with Hydro Port
- Weight Distribution Straps
- Side Cooling Venting Zippers
- Wide Base to accommodate your pet and its tail
- Detachable Dog Sun/Rain Hood
- Dog Lumbar Support Straps
- 300D Ripstop Oxford Polyester Material
- Matching Hook and Loop Strip for Custom Patch

Safety
All K9 Sport Sack carriers are specially developed under the close direction of animal professionals, veterinarians, dog trainers, and outdoor product engineers to be ergonomic, safe, and strong.