Glass windows are great due to the reason that they can enable you to get a lot of natural light into your room without having to let the heat and dust that comes with the outside world in as well at this current point in time. However, you might want to be able to control the amount of light that is entering your room since you would not want all of it illuminating your living space in situations where the day is a bit too sunny or alternatively if you are taking a nap and you want to find a way to make your room a little bit darker than it is right now.
Blinds can be really useful in this regard, but you would ideally want something that you can use to gradually reduce natural light rather than having to choose between absolute light and darkness. As a result of the fact that this is the case, you should buy blinds for cheap see this here. These blinds are great since they enable you to control just how much natural light is coming in and you can optimize the lighting according to your needs as well.
These types of blinds can be opened or closed from the top as well as the bottom. That means that you can let light in from whatever angle you choose. This is great for a lot of different situations, and it makes this blind type perfect for use in the bedroom especially which is a big part of why it has been seeing a real surge in popularity over the course of the past two or three years all in all.