Woolino 4 Season Ultimate Baby Sleep Sack, 2 months - 2 years. Merino wool and organic cotton, blue stripes. No snags, tears or stains, all zippers and snaps work perfectly. Really good condition - gently used and always air dried. Double zipper for easy diaper changes, closable seatbelt opening for travel/transfers. Can be used year round - these sleep sacks are the best! From non smoking home