100% extrafine jersey merino wool - 19.5 micron, 220gsm Say goodbye to restless nights caused by wriggly sleepers. Our 3-Seasons Merino Sleeping Bag is the perfect sleep solution for babies and young children. 70cm long with two layers of breathable merino. Designed with extra hip and leg room for unrestricted sleep. Double-ended YKK safety zip gives easy night-time nappy access. Dome-fastening armholes adjust for smaller kids and a handy travel slot lets you buckle them safely into a stroller or bouncer. Cooler nights? Simply layer up with our merino bodysuits, onesies, or pyjamas