Here's what other sites are saying:
Performance-Boosting Fuel For Your MSR Canister Stove. MSR IsoPro is a performance-boosting, 80/20 blend of isobutane and propane, with the purest isobutane (5% or less n-butane) of any canister fuel. This clean-burning formulation maintains higher internal pressure at lower temperatures than standard butane/propane mixtures, delivering superior cold weather performance and more consistent output over the life of the canister. SHIPPING RESTRICTIONS - This is a HAZMAT item and requires a handling fee. Requires a signature for delivery and can only be shipped via FedEx Ground. Cannot ship to APOs, PO boxes, or parts of Alaska and Hawaii. If you select Overnight or 2-Day shipping, this item will still ship Ground. Sorry for the inconvenience, this is a federal regulation - see the US DOT for more information. Two Sizes: Sold in 4 and 8 oz canisters to meet the demands of any stove or trip. The 4 oz canister is sized to fit inside the 1.0L Reactor Stove System. Improved Performance: 80/20 blend of isobutane and propane delivers superior performance throughout the life of the canister and in colder temperatures. Clean-Burning: Zero-maintenance combustion. Fuel Gauge: Built-in float gauge determines how much fuel is left (4 oz and 8 oz canisters). Recyclable: Consult your local recycling center for regulations. 3.9 OZ/110G 8 OZ/227G. Country of Origin: Made in Korea
- Tahoe Mountain Sports
MSR IsoPro Canister Fuel is a performance-boosting, 80/20 blend of isobutane and propane, with the purest isobutane (5% or less n-butane) of any canister fuel. This clean-burning formulation maintains higher internal pressure at lower temperatures than standard butane/propane mixtures, delivering superior cold weather performance and more consistent output over the life of the canister.
- Mountain Gear
Clean-burning MSR IsoPro Fuel provides superior power for your MSR canister stove. This 4 oz. canister is ideal for shorter trips.. . . . 80/20 blend of isobutane and propane; isobutane has a high vapor pressure, and this blend outperforms regular butane/propane mixtures. Use with MRS canister stoves: Pocket Rocket, SuperFly, WindPro, and Reactor; redesigned canister has a smaller diameter for optimal fit inside the 1.0L Reactor stove system. Burn time varies by stove. Also compatible with JetBoil, Snowpeak, and other brands. When ordering this product online, please be sure to select our in-store pickup option. Due to Department of Transportation restrictions regarding products with flammable materials, we cannot ship this product to your home.
Fuel up for lightweight backpacking trips with the MSR IsoPro Premium Fuel Canister. This premium 80/20 blend of isobutane and propane burns long and clean to boost the performance of your canister-fuel stove. And with a recyclable canister, there's less waste at the end of your trip.
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