Is the Bonds Wondercool range recommended for yearlong use or only during the warmer months?

According to Bonds the Wondercool suit is suitable for hot weather & are safe to use in cooler months too. Parents can dress their babies in the suits as normal and choose a sleep bag that is appropriate for the room environment/temperature.

Red Nose information on “how to dress baby for sleep & bedding amount”
https://rednose.org.au/article/how-to-dress-baby-for-sleep
https://rednose.org.au/article/how-much-bedding-does-baby-need