Everybody knows that two bodies can give each other warmth for survival.
If you put those two bodies in a bivi sack that reflects 90% of that precious body heat your chances for survival just sky rocketed!
No matter if you use it for skiing, your cars emergency kit or just want to keep your festival/apres ski romance warm (!).
Dimensions: ca 213 x 152 cm (13 x Ø 6,5 cm)
Weight: 180 g