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Mammut Aenergy TR 2 in 1 Shorts vs Outdoor Research ActiveIce Sun Cap

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

Outdoor Research ActiveIce Sun Cap is the lighter option — 84 g lighter than the Mammut Aenergy TR 2 in 1 Shorts (48% less weight). If grams matter to you, that is the one to beat.
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Spec Mammut Aenergy TR 2 in 1 Shorts Outdoor Research ActiveIce Sun Cap
Weight 174 g · 0.174 kg · 0.38 lb 90 g · 0.090 kg · 0.20 lb
Brand Mammut Outdoor Research
Category Miscellaneous Miscellaneous
Mammut Aenergy TR 2 in 1 Shorts
174 g

Lightweight shorts at 6.14oz with integrated base layer. Versatile design.

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Outdoor Research ActiveIce Sun Cap
90 g

Sun protective running cap with neck gaiter.

Full details →

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Mammut Aenergy TR 2 in 1 Shorts vs Outdoor Research ActiveIce Sun Cap: which should you buy?

If saving weight is your priority, the Outdoor Research ActiveIce Sun Cap wins — at 90 g it is 84 g (48%) lighter than the Mammut Aenergy TR 2 in 1 Shorts (174 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 miscellaneous page, or browse the full gear weight database.

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