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Montbell Thunder Pass Hat vs ULA Equipment Ultra Polarity Pocket

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

ULA Equipment Ultra Polarity Pocket is the lighter option — 7 g lighter than the Montbell Thunder Pass Hat (13% less weight). If grams matter to you, that is the one to beat.
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Spec Montbell Thunder Pass Hat ULA Equipment Ultra Polarity Pocket
Weight 55 g · 0.055 kg · 0.12 lb 48 g · 0.048 kg · 0.11 lb
Brand Montbell ULA Equipment
Category Miscellaneous Miscellaneous
Montbell Thunder Pass Hat
55 g

Ultralight packable sun hat with Gore-Tex brim.

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ULA Equipment Ultra Polarity Pocket
48 g

Magnetic closure shoulder strap pocket with exterior mesh for quick access storage.

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Montbell Thunder Pass Hat vs ULA Equipment Ultra Polarity Pocket: which should you buy?

If saving weight is your priority, the ULA Equipment Ultra Polarity Pocket wins — at 48 g it is 7 g (13%) lighter than the Montbell Thunder Pass Hat (55 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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