Your baby will need protection from the elements of the winter cold by having them wear appropriate baby clothes. But this stands true for both when indoors and outdoors.
While your little baby is indoors, it is important that you have them wear comfortable and warm clothes. This will safeguard them from the winter winds. Therefore dress your baby in layers that will keep the baby's legs and arms covered. It is recommended that you spread a carpet on the floors where your baby is crawling because marble, hardwood and tiles tend to get cold in the winter.
You can keep them warm by having them wear socks under their shoes or booties. Your baby would explore new spaces around the house and hence it would be safe to say that your baby wear mittens even indoors. If you are looking for clothes that can protect your newborn from chilling cold, you can have a look at https://www.bambinilayette.com/ for best cheap baby clothes wholesale.
Since your baby is still little and their immune system is still not as strong as that of adults, you need to keep them well covered from the harsh winter cold. It is recommended that you invest in a nice sturdy winter jacket for your baby that is made with quality material and is filled with down feather.
These days online retail stores hold a variety of winter clothing options for your little angel that will be able to satisfy parents to great extend.