ergo pouch swaddle sack 2.5 TOG 0-3 MONTHS. Green garden print UGC organic cotton. We loved this and wished we had found it earlier for our other child. Our newborn slept so well in this and we didn't have to struggle with a swaddling blanket. From the website Our Cocoon Swaddle Sacks are designed to be both easy to use and difficult to escape from. This zip-up swaddle is TOG rated for warmth to keep a baby snug and securely swaddled without the need for complicated wrapping from day one. Being TOG-rated means that the warm 2.5 TOG swaddle can be used on its own in room temperatures between 63-73°F with no blankets in the bassinet or cot to make this a safe sleep option for a newborn or baby.The 2.5 TOG also makes this an ideal warm winter swaddle for cold weather. The chest area is 1.0 TOG rated to prevent overheating and allow for full chest expansion when breathing.