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Mountain Hardwear Stretch Ozonic Rain Jacket vs OMM waterproof Kamleika Cap

Weight and specs compared for 2026 — and which one to choose.

OMM waterproof Kamleika Cap is the lighter option — 274 g lighter than the Mountain Hardwear Stretch Ozonic Rain Jacket (90% less weight). If grams matter to you, that is the one to beat.
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Spec Mountain Hardwear Stretch Ozonic Rain Jacket OMM waterproof Kamleika Cap
Weight 304 g · 0.304 kg · 0.67 lb 30 g · 0.030 kg · 0.07 lb
Brand Mountain Hardwear OMM
Category Clothing - Outer Layer Clothing - Outer Layer
Mountain Hardwear Stretch Ozonic Rain Jacket
304 g

Men's stretch-fabric rain jacket at 10.7 oz (304g) with 4-way stretch for climbing and active movement, waterproof and breathable.

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Mountain Hardwear Stretch Ozonic Rain Jacket vs OMM waterproof Kamleika Cap: which should you buy?

If saving weight is your priority, the OMM waterproof Kamleika Cap wins — at 30 g it is 274 g (90%) lighter than the Mountain Hardwear Stretch Ozonic Rain Jacket (304 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.

See where both rank against everything else in this category on the lightest clothing - outer layer page, or browse the full gear weight database.

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