Completely redesigned in appearance, construction, and functionality, the Kolossus, formerly known as the Rover 2, is THE big dog backpack carrier
![Kolossus | Big Dog Carrier & Backpacking Pack](https://storeforthedogs.com/cdn/shop/products/rover2_317x.jpg?v=1657493583)
K9 Sport Sack KOLOSSUS Dog Carrier Backpack for Large Pets – Store For The Dogs
![Kolossus | Big Dog Carrier & Backpacking Pack](https://www.mountaindog.uk/cdn/shop/files/K9SPORTSACKSIZING_6_2040x2040.png?v=1690974970)
Kolossus - Big Dog Carrier Pack, K9 Sport Sack
![Kolossus | Big Dog Carrier & Backpacking Pack](https://specials-images.forbesimg.com/imageserve/64e6e5bbae00e521c9d8ae1f/OneTigris-Dog-Pack-Hound-Travel-Camping-Hiking-Backpack/960x0.jpg?cropX1=0&cropX2=500&cropY1=0&cropY2=500)
Best Dog Backpacks 2023 - Forbes Vetted
![Kolossus | Big Dog Carrier & Backpacking Pack](https://i.ebayimg.com/images/g/e50AAOSwuJFeIBzJ/s-l1200.webp)
Pet Dog Carrier Large Backpack Pet Puppy Travel Bike Hiking Carrier Bag Outdoor
![Kolossus | Big Dog Carrier & Backpacking Pack](https://www.thesprucepets.com/thmb/UFAdx0pOYL8s9RXSUW581HjU8mI=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/backpack-cat-carrier-1f3b55bed487479ca66c9966636b7cd8.jpg)
The 4 Best Backpack Cat Carriers of 2023, Tested and Reviewed
![Kolossus | Big Dog Carrier & Backpacking Pack](https://people.com/thmb/cuTbW4PwBsm90lWyW4dPECH_Gzg=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc():focal(2999x0:3001x2)/peo-dog-backpack-carriers-test-mr-peanuts-aspen-series-airline-approved-pet-neo-ruiz-03-social-69f0fcc3963646c8baa1ed4ce2c53050.jpg)
The 8 Best Dog Backpack Carriers of 2023
![Kolossus | Big Dog Carrier & Backpacking Pack](https://www.greenpawshop.com/cdn/shop/products/1466-850007012847.2.td_size_1.png?v=1675195316)
K9 Sport Sack Kolossus Big Dog Carrier & Backpacking Pack – Green Paw shop
![Kolossus | Big Dog Carrier & Backpacking Pack](https://ae01.alicdn.com/kf/H354194b083d240bebfd301cef42bedbaG/Breathable-Pet-Dog-Carrier-Bag-For-Large-Dogs-Golden-Retriever-Bulldog-Backpack-Adjustable-Big-Dog-Travel.jpg)
Breathable Pet Dog Carrier Bag For Large Dogs Golden Retriever Bulldog Backpack Adjustable Big Dog Travel Bags Pets Products - AliExpress
![Kolossus | Big Dog Carrier & Backpacking Pack](https://www.mountaindog.uk/cdn/shop/files/Plus2_Black_Lifestyle_BlackBuckles_Shopify_2048x2048_02489bbc-0ea5-453e-acb1-b61cb8026fd4_500x.webp?v=1666544920)
K9 Sport Sack Dog Backpack