The Domex Traveller 550 is an awesome 3 season bag and a brilliant price for such a quality bag.

Filled with 550 grams of high quality duck down with a 600-loft power, featuring box wall construction, these bags are compact and are ideal for lightweight tramping, and travel use.
Down is a natural thermal insulator and when kept dry will perform continuously and will pack down to approximately half the volume of an equivalent fibre filled bag.
Made with YKK Autolock zips these are available in LH or RH options - You can also zip 2 together to make a double sleeping bag.
Supplied standard with a multi-strap compression sac, and loose mesh storage sack.

Specifications:

Comfort Rating: 3 Season, -5 deg.c to -8 deg.c
Size: 190cm x 75cm x 54cm + hood 30cm (XL size available also)
Length: 190cm + 30cm hood
Width: Chest 75cm, Foot 54cm
Outer Shell: 30D Ripstop nylon
Lining: 30D Taffeta Nylon
Filling: 550 grams 90/10 duck down
Zips: YKK Autolock, Left or right hand options
Crambag: 4 x Strap compression + Mesh Storage Bag
Construction: Box wall
Carry Weight: 1.13kg

Packed size uncompressed: 36 L x 16 dia cm

Packed size compressed: 23 L x 16 dia cm