Outdoor Research ActiveIce Sun Cap vs Zpacks Slim Dry Bag

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

Zpacks Slim Dry Bag is the lighter option — 79 g lighter than the Outdoor Research ActiveIce Sun Cap (88% less weight). If grams matter to you, that is the one to beat.

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Spec	Outdoor Research ActiveIce Sun Cap	Zpacks Slim Dry Bag
Weight	90 g · 0.090 kg · 0.20 lb	11 g · 0.011 kg · 0.02 lb
Brand	Outdoor Research	Zpacks
Category	Miscellaneous	Miscellaneous

Outdoor Research ActiveIce Sun Cap

90 g

Sun protective running cap with neck gaiter.

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Zpacks Slim Dry Bag

11 g

Ultra-lightweight dry bag for pack organization. Large size at only 0.4 oz.

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Outdoor Research ActiveIce Sun Cap vs Zpacks Slim Dry Bag: which should you buy?

If saving weight is your priority, the Zpacks Slim Dry Bag wins — at 11 g it is 79 g (88%) lighter than the Outdoor Research ActiveIce Sun Cap (90 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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