Three Season

We've been designing and building sleeping bags for over 40 years with a focus on combining the very best materials with a highly functional, minimalist approach that maximizes the warmth to weight ratio.

Nano series sleeping bags: solid balance of low weight and warmth efficiency for your outdoor adventures.
Offers 850+ fill power European goose down
Schoeller Nanosphere® water-resistant shell
30 denier ripstop lining

UL900 series sleeping bags: saving weight and maximizing warmth for the most discerning backcountry travelers.
Premium 900+ fill power European goose down
Ultralight 10D water-resistant Pertex® Endurance® shell
15 denier microfiber ripstop lining,


  1. 1
  2. 2

Items 1 - 9 of 14 total

Reverse sort direction
Winter Wren Moss

Winter Wren Nano

$355.00
Rock Wren Nano Bark

Rock Wren Nano

$339.00
Vireo UL Tangerine

Vireo UL

$309.00
Penguin 40 Wave

Penguin Nano 40

$389.00
Egret Nano Wave

Egret Nano 20

$389.00
Grouse UL Tangerine

Grouse UL 30

$384.00
Grouse Amethyst

Grouse Nano 30

$333.00
Kestrel, moss

Kestrel Nano 30

$385.00
Osprey Nano Wave

Osprey Nano 30

$369.00
  1. 1
  2. 2

Items 1 - 9 of 14 total

Reverse sort direction