Ergo Pouch Sleep Onesie 2.5 TOG Golden One U.S. Dollar bill, front Stock Photo: 61910413 Alamy. The Sleep Onesie is a TOG rated sleeping bag alternative, designed to be worn on its own during sleep or with a Layer PJs underneath for warmth and comfort. These are the perfect option for toddlers or preschoolers transitioning into a big bed, sleep walkers, kids who kick off their blankets, or little starfish who dont like the restriction of a sleeping bag. The Sleep Onesie is made from and filled with GOTS certified organic cotton that is non toxic and gentle on irritable skin. The strethcy material allows your little one to move freely and stay comfortable for sleep. The 3 way zip confirguration is helpful for overnight nappy changes or toilet trips, and foot cuffs add extra warmth for little toes. The 2. 5 TOG Sleep Onesie will keep kids warm during sleep in room termperatures of 17 23C 63 73F. The TOG rating means there is no need for additional blankets in the cot when using this product, making it a safe sleep option. For older toddler and preschoolers who are blanket training in a big bed, the TOG rating will help keep them warm if they kick the blankets off during sleep. If using a 2. 5 TOG or 3. 5 TOG for blanket traning, we suggest a light blanket on top to prevent overheating. Parents can follow the FREE room thermometer and What to Wear guide provided with the product, to layer appropriately underneath to keep their child warm. We recommend pairing this pouch with one of our TOG rated Layers, Bodywear or Pyjamas underneath (sold separately), and you can also wear a pair of socks for extra foot warmth on chilly nights. The Sleep Onesie meets all safety standards in Australia and New Zealand, is approved by the International Hip Dysplasia Institute as hip friendly for growing hip joints, and reviewed by the Eczema Association of Australasia as a skin friendly product. All ergoPouch fabrics are dyed with non toxic water based dyes, and come in trend driven prints and colours to suit any nursery. All our prints are designed in house. Best for infants and toddlers who do not like sleeping bags.