MSR IsoPro Fuel Gear Aid with the signature comfort of

with the signature comfort of the Birkenstock footbed guaranteeing a good fit and firm support

Barn Bluff

Composition Brand Material : G-1000® HeavyDuty Eco S: 65% polyester

Just like its predecessor

5cm Weight 545v 645g R Value 2

MSR IsoPro Fuel Gear Aid with the signature comfort ofDue to hazardous materials shipping restrictions, we do not ship this product. 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.