# Do sleep sacks help babies sleep longer at night? Do sleep sacks help a baby sleep longer through the night? ergoPouch Cocoon Swaddle Sack: A blogger using the 1\.0 TOG 0\-3M bag only at night said their baby's first stretch went from 2\-3 hours to 5 hours on the first night, and to about 6 hours after roughly a month\. A parent reported that their baby went from waking every 2\-3 hours to sleeping 6\-8 hours a night once in the ergoCocoon, and could then be put back down in the cot\. ergoPouch Sleep Sack 2\.5 TOG Sleeved: Several parents reported fewer night wakes, one going from three or four wakes a night to one, and another getting a night where the baby slept through\. ergoPouch Sleep Sack 2\.5 TOG Sleeved Willow: Parents trialling the sack reported far fewer night wakes caused by cold, with several families going from three or four wake\-ups a night down to one\. ergoPouch Sleep Sack 2\.5 TOG Willow: Several testers reported their babies slept more soundly in it than in other brands they had used, with longer day naps and fewer night wakes\. ### 1. [ergoPouch Cocoon Swaddle Sack \(also sold as ErgoCocoon and Cocoon Swaddle Bag\)](/products/ucp/ergopouch-com/8806347440297) (sold by ergopouch\.com) A blogger using the 1\.0 TOG 0\-3M bag only at night said their baby's first stretch went from 2\-3 hours to 5 hours on the first night, and to about 6 hours after roughly a month\. - Sleep reports: A blogger using the 1\.0 TOG 0\-3M bag only at night said their baby's first stretch went from 2\-3 hours to 5 hours on the first night, and to about 6 hours after roughly a month\. (blog) - Warmth rating: The page's structured product data lists a TOG rating property with the value 1\.0 TOG\. (guide) - Sizes: The store data lists this print in two sizes, Midnight Arrows / 1\.0 TOG / 0\-3M and Midnight Arrows / 1\.0 TOG / 3\-6M\. (listing) ### 2. [ergoPouch Sleep Sack 2\.5 TOG Sleeved](/products/ucp/ergopouch-com/8279850057897) (sold by ergopouch\.com) Several parents reported fewer night wakes, one going from three or four wakes a night to one, and another getting a night where the baby slept through\. - Sleep reports: Several parents reported fewer night wakes, one going from three or four wakes a night to one, and another getting a night where the baby slept through\. (blog) - Warmth rating: The bag is rated 2\.5 TOG \(a warmth rating, not a temperature\)\. (guide) - Sizes: Offered in three sizes: 3\-12M, 8\-24M and 2\-4Y, all in the same 2\.5 TOG rating and Daisies print\. (listing) ### 3. [ergoPouch Sleep Sack 2\.5 TOG Sleeved Willow](/products/ucp/ergopouch-com/8279850156201) (sold by ergopouch\.com) Parents trialling the sack reported far fewer night wakes caused by cold, with several families going from three or four wake\-ups a night down to one\. - Sleep reports: Parents trialling the sack reported far fewer night wakes caused by cold, with several families going from three or four wake\-ups a night down to one\. (blog) - Warmth rating: The structured product data states a TOG Rating of 2\.5 TOG\. (guide) - Sizes: The model comes in three sizes: 3\-12M, 8\-24M and 2\-4Y\. (guide) ### 4. [ergoPouch Sleep Sack 2\.5 TOG Willow](/products/ucp/ergopouch-com/8261736988841) (sold by ergopouch\.com) Several testers reported their babies slept more soundly in it than in other brands they had used, with longer day naps and fewer night wakes\. - Sleep reports: Several testers reported their babies slept more soundly in it than in other brands they had used, with longer day naps and fewer night wakes\. (blog) - Warmth rating: The page's structured data records a TOG rating of 2\.5\. (guide) - Sizes: The store data lists three sizes under this listing, each with its own SKU\. (listing) ## Also cited in the text - ergoPouch Cocoon Swaddle Sack \(also sold as ErgoCocoon and Cocoon Swaddle Bag\), sleep duration: A parent reported that their baby went from waking every 2\-3 hours to sleeping 6\-8 hours a night once in the ergoCocoon, and could then be put back down in the cot\. (review) Every value in the table is a fact RoboTrunk checked, linked to the page it came from\. 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