When the aircraft aluminum liner is added to the Ursack, it becomes a Hybrid bear canister. The Liner is designed to fit snugly in the Allmitey, Major, and Minor.

Specifications:

The Aluminum Liner XL is made to fit snugly with the Major XL

Keeps food from being crushed. Made from .025 gauge 6061T6 aluminum.

Comes in two sizes: 10 and 15 inches tall

Regular Liner is 9.2 oz

XL is 13.7 oz