Tech Specs:

Material:

Summit nylon 

Insulation:

Spirafil 120 

Shape:

Mummy 

Draft Collar:

Yes 

Max User Height:

[Regular] 6ft (183cm), [Long] 6ft 6in (198cm) 

Shoulder / Hip / Foot Circumference:

[Regular] 62 / 58 / 40in (157 / 147 / 102cm), [Long] 64 / 60 / 42in (163 / 152 / 107cm), [Wide] 70 / 66 / 44in (178 / 168 / 112cm) 

Stuff or Storage Sack:

Stuff 

Degree:

15F (-9C) 

Weight:

[Regular] 3lb 10oz (1644g), [Long] 3lb 11oz (1673g), [Wide] 3lb 14oz (1758g) 

Recommended Use:

Winter camping, mountaineering 

Manufacturer Warranty:

Lifetime