Dreamland Baby weighted sleep sack NWT in bag, size 0-6 months in color forest green. Gentle weighted sleep sack helps babies feel calm, fall asleep faster and stay asleep longer. With cover calm technology it evenly distributes weight from baby's shoulders to toes to naturally reduce stress and increase relaxation. Reversible neckline designed for tummy sleepers, made of machine washable 100% cotton, 2 way zipper for easy diaper changes, tagless design. Doctor approved and safety certified.