Robens Couloir 350 -4°C Regular Sleeping Bag - 700 FP Down (770g)

The Robens Couloir 350 -4°C Regular is a three-season down sleeping bag with 330g of 700 fill power duck down, a 2°C comfort rating and a centre zip, in a Regular fit with a 180cm body length. At 770g and packing to 24 x 15cm, it's built for backpacking, trekking and bikepacking where every gram counts. The centre zip is what sets the Couloir apart: getting in and out is simple, and you can sit up with the bag part-open for a brew or to sort kit. Inside, responsibly sourced and traceable 95/5 duck down sits in box-wall construction so the loft stays even. A 3D hood, a redesigned neck baffle and a double-sided zip baffle work together to shut out draughts, and the shark fin foot box gives your feet room and warmth. Ratings run from a 2°C comfort through a -4°C limit to a -21°C extreme. Product Details Weight: 770g Packed dimensions: 24 x 15 cm Comfort rating: 2°C Limit rating: -4°C Seasons: 3 Why you'll love it Centre zip – easy access and the option to partially open when sitting Draught control – double-sided zip baffle and redesigned neck baffle minimise heat loss Easy adjustment – hood and neck baffle drawcord pulls on each side, one-handed Warm feet – shark fin foot box construction Snag-free zip – YKK Auto Lock two-way centre zip with anti-snag guard Packs small – compression stuff sack takes it down to 24 x 15cm Good to know Weight: 770g; fit: Regular; size: 205 x 80 x 51cm; body length: 180cm Filling: 330g responsibly sourced and traceable 95/5 duck down, 700 FP; box-wall construction Shell: TORAY 20D 380T nylon taffeta; lining: 20D 380T nylon taffeta Temperature ratings: comfort 2°C, limit -4°C, extreme -21°C; 3 seasons PFAS-free Included: compression stuff sack and mesh storage sack Temperature ratings are lab guidance, not a guarantee – your mat, shelter, clothing, the weather and your own metabolism all affect how warm you sleep. Who it's for Three-season campers, backpackers, trekkers and bikepackers heading out from spring to autumn, plus hut trips and lightweight travel. The Regular fit suits a 180cm body length. Suits all levels.

Robens Couloir 350 -4°C Regular Sleeping Bag - 700 FP Down (770g)

The Robens Couloir 350 -4°C Regular is a three-season down sleeping bag with 330g of 700 fill power duck down, a 2°C comfort rating and a centre zip, in a Regular fit with a 180cm body length. At 770g and packing to 24 x 15cm, it's built for backpacking, trekking and bikepacking where every gram counts.

The centre zip is what sets the Couloir apart: getting in and out is simple, and you can sit up with the bag part-open for a brew or to sort kit. Inside, responsibly sourced and traceable 95/5 duck down sits in box-wall construction so the loft stays even. A 3D hood, a redesigned neck baffle and a double-sided zip baffle work together to shut out draughts, and the shark fin foot box gives your feet room and warmth. Ratings run from a 2°C comfort through a -4°C limit to a -21°C extreme.

Product Details

Weight: 770g
Packed dimensions: 24 x 15 cm
Comfort rating: 2°C
Limit rating: -4°C
Seasons: 3

Why you'll love it

Centre zip – easy access and the option to partially open when sitting
Draught control – double-sided zip baffle and redesigned neck baffle minimise heat loss
Easy adjustment – hood and neck baffle drawcord pulls on each side, one-handed
Warm feet – shark fin foot box construction
Snag-free zip – YKK Auto Lock two-way centre zip with anti-snag guard
Packs small – compression stuff sack takes it down to 24 x 15cm

Good to know

Weight: 770g; fit: Regular; size: 205 x 80 x 51cm; body length: 180cm
Filling: 330g responsibly sourced and traceable 95/5 duck down, 700 FP; box-wall construction
Shell: TORAY 20D 380T nylon taffeta; lining: 20D 380T nylon taffeta
Temperature ratings: comfort 2°C, limit -4°C, extreme -21°C; 3 seasons
PFAS-free
Included: compression stuff sack and mesh storage sack
Temperature ratings are lab guidance, not a guarantee – your mat, shelter, clothing, the weather and your own metabolism all affect how warm you sleep.

Who it's for

Three-season campers, backpackers, trekkers and bikepackers heading out from spring to autumn, plus hut trips and lightweight travel. The Regular fit suits a 180cm body length. Suits all levels.