Certified bear-resistant UHMW P fabric prevents food from being accessed by bears for maximum safety
Lightweight and durable design offers an alternative to traditional canisters for easy transport
Collapsible and easy to store, saving space in your pack
6-foot high-tensile strength cord with reflective tracer enhances carrying safety and visibility
Reflective exterior tag increases visibility at night for added security
Summarized by Shop
Paired with one 12x20 Opsak Odor Barrier Bag.
If they can't smell it, they cant find it!
The Ursack Major is a lightweight yet extremely durable alternative to traditional canisters and is one of our best-selling products. All Ursack bear bags are made of ultra-high-performance UHMWP fabric and designed to prevent bears from getting your
Material
Ultra high performance UHMW P fabric
Weight
7.6 oz
Dimensions
12.5 x 18 in
Capacity
10.65 liters (approx. 5 days of food for 1 person, with freeze-dried food)
Cord Length
6 ft high-tensile strength
Recommended Pairing
12 x 20 Opsak odor barrier bag
Summarized by Shop
4.3
8 ratings
5
4
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2
1
Thank you so much i really appreciate this order im very excited to use it
S
Sharon · August 11, 2026
Robust and simple to use
M
Manuel · August 28, 2026
Very pleased with the Ursack. Lighter and easier to use than a bear canister or a bear hang. Fits in my pack better than a canister, more comfortable to carry. The places that I have been to so far are not known for troublesome bears but it has kept the little critters away.
