NWT! In original sealed packaging!!! 0-6months Sweet dreams are made of these! Made of your favorite super duper soft Bamboo and with a 2 way zipper and snaps at the shoulders, it's easier than ever to get baby off to dreamland! And, with a 1.0 TOG rating, baby’s temp is perfectly regulated while still being able to wiggle and scoot as needed. TOG stands for 'Thermal Overall Grade', which is a unit of measurement used to calculate the thermal insulation of garments. It is the standard when choosing the appropriate sleeping bag for your baby, taking in account the ambient temperature of the room where your baby sleeps. 1.0 TOG: 21 - 23 °C / 69 - 73 °F