The Merino Kids Duvet Weight Go Go Bag is an international award-winning baby sleep bag which is designed with the safety and comfort of your baby in mind. It is specifically for babies and toddlers and uses only 100% natural fibres - 100% superfine merino wool on the inside & 100% GOTS certified organic cotton outer. The natural ability of superfine merino wool allows the skin to breathe and regulates body temperature year-round, so baby won't overheat or wake up cold - perfect for all seasons and environments. The Duvet Weight is perfect for those cooler evenings... like putting an extra blanket on! Size: Baby (3-24mths) and Toddler (2-4yrs) Lining: 100% superfine merino 200gsm lining to regulate your baby's temperature Outer: 100% GOTS certified organic cotton Temperature Range: 15 and 20oC | 1.4 - 2.5 tog Packaging: Free drawstring travel bag! Machine washable YKK zip opens from the bottom for easy nappy changes Nickel-free shoulder domes (poppers) on one side to reduce escape attempts Nickel-free underarm domes (poppers) for easy adjustment as your little one grows Perfect for all seasons and environments, keeping your child warm in the cold and cool in the heat No need to use sheets or blankets which can disturb a child's sleep when it wriggles free or gets tangled up. Simply add merino base layers for extra warmth if required Travel vent for easy transfer from your stroller to the little one's cot