Home of the 4 Season Ultimate Baby Sleep Bag Made with super soft merino wool, the 4 Season Ultimate Sleep Bag will help keep your baby at a perfect temperature all year round. That means there’s no need to worry about which sleep sack to use, or whether your baby will be too hot or cold while sleeping – they’ll always be just right! 1 2 3 4 5 6 The Benefits of Wearing Merino Wool 100% Natural, wicking moisture away and regulating body temp., machine-washable, and an excellent value as it comes in a universal size that fits babies from 2 months to 2 years - the Woolino 4 Season Ultimate Sleep Bag is the only wearable blanket your child will need, right up until they turn two. Previous page Premium materials 100% Natural silky-soft Australian merino wool lining and organic cotton outer. 4 Season use Merino’s unmatched ability to regulate body temperature provides perfect comfort in all seasons. Grows with your baby One universal size, 2mo-2yrs. For smaller babies simply close the underarm snaps to adjust the fit. Excellent value Year-round use. You don’t have to buy a different TOG rating sleeping bag every few months. Easy care Machine wash and tumble dry on no-heat setting – no hand washing fuss. Next page Why choose the Woolino 4 Season Ultimate Sleep Bag? 1 Premium materials 2 4 Season use 3 Grows with your baby 4 Excellent value 5 Easy care Perfect comfort for better sleep. Naturally. The Magic of Merino Because of Merino wool's unique ability to regulate body temperature, it helps keep your baby warm when it's cold and cool when it's hot. That temperature regulation means that your child will sleep comfortably throughout the night, year-round – and that means a better night’s sleep for you too. Better and Longer Sleep A study done by the University of Sydney has found that a better night's sleep is achieved when sleeping in wool. Merino wool is the perfect fiber to have next to your child's sensitive skin. It regulates temperature, manages moisture, is easy to care for, soft, and durable. It is naturally perfect. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Woolino 4 Season sleeping bags or sacks made with merino wool Ultimate Baby Sleep Bags Buying Options Ultimate Toddler Bags Add to Cart Basic Sleep Bags Add to Cart Sleep Sacks with Legs Add to Cart Big Kid Sleeping Bags Add to Cart Customer Reviews 4.7 out of 5 stars 3,982 4.7 out of 5 stars 1,054 4.6 out of 5 stars 1,109 5.0 out of 5 stars 14 3.7 out of 5 stars 23 Price — $129.00$129.00 $93.00$93.00 $109.00$109.00 $149.00$149.00 Fabric Merino Wool & Organic Cotton Merino Wool & Organic Cotton Merino Wool & Organic Cotton Merino Wool & Organic Cotton Merino Wool & Organic Cotton Size 2 - 24 Months 2 - 4 Years 0-6 m, 6-18 m, 18-36 m 0-6 m, 6-18 m, 18-36 m, 3-4T 4 - 6 Years Underarm Snaps to Adjust Fit ✔ ✔ ✘ ✘ ✘ Shoulder Snaps ✔ ✔ ✘ ✘ ✔ Safety-Belt Slots for Travel ✔ ✔ ✘ ✘ ✘ 2-Way Zipper ✔ ✔ ✔ ✘ ✔ Replaces Loose Blankets in Bed ✔ ✔ ✔ ✔ ✔ 4-Season Use ✔ ✔ ✔ ✔ ✔