Certainly, some of these options are not in every budget, but even if you just cover your windows with some dark cloth or old blankets and create a dark sleep environment or sleep with the windows open when it gets a little cooler, I hope you'll experiment and figure out how to make your own perfect sleep environment. (wellnessmama.com)
It gives you the perfect pollution and bacteria free environment that create a perfect sleeping environment. (bestcribmattressreviews.com)
The warmth from the swaddling is enough to encourage your baby to sleep because it is the perfect sleep environment. (thankyourbaby.com)