SKU: SS221038 Weighs: 502g Comfort Limit: 7°C Insulation Type: Synthetic Zip Length: Short Zip Zip Position: Centre Zip Type: Mummy We think the OMM Mountain Raid 233 synthetic sleeping bag is an excellent bag, although not EN Tested the insulation is premium. Good design, great insulation. OMM says:  The NEW Mountain Raid 233 uses the thicker … Mountain Raid 233 Synthetic Sleeping Bag