The K9 Sport Sack Colossus is a large dog carrier with a design and functionality that also works as a backpack. This backpack is suitable for dogs up to 36 kg.

It is ideal for carrying medium to large dogs and is available in sizes L-XXL.

K9 Sport Sack Colossus backpack technology is the ultimate in safety and comfort for pets and people. Adjustable shoulder/body measurement, makes the backpack comfortable for every body type (as long as you can carry the weight). When you’re not carrying your canine companion, the backpack converts to carry your own gear and has a capacity of up to 60 litres.

The Kolossus backpack can be used for challenging hiking, cycling and public transport.

The K9 Sport Sack Colossus backpack is designed for dogs from 9-36kg. Capacity 50-60 litres.

Features

• Converts the backpack into its own backpack instead of carrying the dog.
• Adjustable shoulder/body height
• Detachable hip belt with hip pockets (includes poop bag dispenser)
• Internal frame with padding for dog comfort
• Padded rear panel with air holes
• Removable smaller backpack

The backpack is available in three sizes:

L: dog’s back length 51cm-58cm

XL: dog’s back length 58cm-66cm

XXL: dog’s back length 66cm-73cm

If you are deciding between sizes, choose the larger size.

Designed in the USA. Made in China.