Western Mountaineering Sonora Sleep Liner

142 – 182 g

across 5 sizes

Size / variantClaimed (g)Verified (g)Measurement note

Taper / Regular142—

Taper / Long160—

Mummy / Regular154—

Mummy / Long174—

Rectangular182—

Materials100% polyesterBrand countryUnited StatesProduct pagewesternmountaineering.com ↗NotesWeights from WM's spec table.

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