Black Diamond Stormline Stretch Rain Shell vs Mountain Hardwear Stretch Ozonic Rain Jacket
Weight and specs compared for 2026 — and which one to choose.
Packable waterproof shell with stretch for climbing.
Full details →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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Black Diamond Stormline Stretch Rain Shell vs Mountain Hardwear Stretch Ozonic Rain Jacket: which should you buy?
If saving weight is your priority, the Black Diamond Stormline Stretch Rain Shell wins — at 220 g it is 84 g (28%) 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.