Features cosy single square sleeping bag from vango single layer stitch through construction keeps the fill evenly distributed through the sleeping bag 210t microfibre polyester fabric is cosy and breathable single hole siliconised hollow fibre insulation 100 polyester 190t slightly brushed microfibre lining integrated head rest insulated zip baffle locks in heat and reduces cold spots woven zip puller for easy access convenient internal pocket temperature ratings independently measured in acco