Woolino Baby Sleeping Sack, Australian Merino Wool Sleep Bag 2-24 Months, 4 Season Wearable Blanket Fits Infants & Toddlers #1 RATED and #1 SELLING merino wool baby sleep bag in US and Canada since 2010. Creative Child's 2018 Top Choice of the Year Award & winner of Mom's Choice Award. REDUCE OR ELIMINATE SLEEPLESS NIGHTS - When baby sleeps better, so do parents. Premium fabrics for best comfort: Australian merino wool lining - 100% natural, luxuriously soft, hypoallergenic and temperature regulating. GOTS certified organic cotton outer. THE ONE AND ONLY baby sleeping bag your baby will need until they turn two. Universal size: 2 months  2 years. Optimal weight merino wool regulates body temperature so it can be used in all 4 seasons. MAXIMUM VERSATILITY - double shoulder snaps and two-way zipper system for easy dressing and diaper changes; Closable seat-belt slots for easy transfer between stroller, bouncer, crib, etc. Under-arm snaps allow this wearable blanket to grow with your baby and make it the perfect swaddle transition product. HIGH QUALITY product, backed by an industry leading warranty, from a US company with US customer service. Double shoulder snaps on both sides for easy dressing Under-arm snaps to adjust the fit for smaller babies Two-way side zipper so you can open it from bottom for diaper changes, or from top - for easy dressing Zipper is sewn inside lining so it won&#039;t scratch Seat-belt slots for easy transfer between crib, stroller, bouncer, ... Tag-less back ensures itch-free wear Generous fit to let baby move and kick, promoting healthy hip development Silky-soft Merino wool creates a micro-climate around baby&#039;s body, wicking moisture away and regulating body temperature Zipper-pull guards to protect childs skin and discourage child from chewing on the zipper pull Nursery thermometer with dressing guide included