Our 3 Seasons Woolbabe sleeping bags must be the most versatile sleeping bags available! They can be used from 18 to 28 degrees (64-82°F) by varying the clothing inside the bag. Ideal for day sleeps year round, and night from spring through to autumn. 3-Seasons Woolbabe s are made from 2 layers of gorgeous 30% merino/70% soft organic cotton blend fabric, a beautifully soft fabric knitted exclusively for Woolbabe! So soft and smooth, 3-Seasons woolbabes are even suitable for babies with eczema or sensitive skin. Relax! I'm Cosy. This sums up what woolbabe is all about. Helping babies sleep better, stay just the right temperature and helping parents relax about their baby's sleep. The combination of merino and organic cotton offers the best of both worlds.The merino component helps to regulate body temperatures, keeping your baby a comfortable temperature all night. This gives you peave of mind and helps everyone get more sleep. Woolbabe Sleeping Bags provide a number of benefits: Your baby sleeps safely as no bedding can get over their face Your baby stays a consistent temperature all night as their bedding can't be kicked off Your baby develops a strong sleep association with their woolbabe, meaning it helps them know when it is sleep time The Side Zip opens out fully, which is helpful for night nappy changing. It also is simple to air out over the side of your cot every day, meaning much less washing. This Woolbabe can be used in your buggy with a 5-point harness. It has a double-ended zip on the side, a buggy slot in the front and back of the bag. There are 2 shoulder domes on each shoulder and domes under the arms for use with smaller babies.