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Montbell Thunder Pass Hat vs Nalgene HDPE 1.5L Waterbottlr

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

Montbell Thunder Pass Hat is the lighter option — 97 g lighter than the Nalgene HDPE 1.5L Waterbottlr (64% less weight). If grams matter to you, that is the one to beat.
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Spec Montbell Thunder Pass Hat Nalgene HDPE 1.5L Waterbottlr
Weight 55 g · 0.055 kg · 0.12 lb 152 g · 0.152 kg · 0.34 lb
Brand Montbell Nalgene
Category Miscellaneous Miscellaneous
Montbell Thunder Pass Hat
55 g

Ultralight packable sun hat with Gore-Tex brim.

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Montbell Thunder Pass Hat vs Nalgene HDPE 1.5L Waterbottlr: which should you buy?

If saving weight is your priority, the Montbell Thunder Pass Hat wins — at 55 g it is 97 g (64%) lighter than the Nalgene HDPE 1.5L Waterbottlr (152 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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