Original Columbia Boys' OSO Mountain Insulated Jacket

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Estimated shipping time:

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1pm → Prepare by 5pm

5pm → Prepare by The next morning

Estimated fulfillment time:

shipment is scheduled for around 2026/02/02.

Cash on delivery is limited to credit or cash on delivery. For other payment methods, please refer to here.

*It may take various time for the product to be delivered on January Wednesday, or public holidays, and depending on stock availability.

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More information about Columbia Boys' OSO Mountain Insulated Jacket

OMNI-TECH: For prolonged exposure to moderate rain and snow. Multilayered waterproof protection in a breathable material that releases excess heat and moisture, keeping you dry and cozy no matter the conditions
OMNI-HEAT: For versatile lightweight warmth in mild to severe cold, our patented Heat Reflective garments are the ultimate body heat management system for outdoor performance. Reflects and retains body heat with breathable comfort, and enhanced warmth
INSULATED: Includes a layer of toasty 240gsm insulation to keep them cozy no matter the weather
HANDY FEATURES: This jacket includes an adjustable hood and cuffs, multiple zippered pockets, and a drop tail hem for additional coverage
EXTENDED FIT: Features our OUTGROWN system that makes it uncomplicated to adjust to their rapid spurts and extend its use into the next season