I would love to use privacy window film instead of curtains so I can leave the top half of my windows uncovered. But it looks to me like a lot of these are vinyl (there are some that are polyester).

If you want to make your home cooler, the best heat control window films can significantly reduce the degree to which the sun warms your space. Top-rated films on Amazon can block up to 95% of UV rays ...

Hundreds of millions of birds die every year from smashing into windows, one of the biggest sources of human-caused bird deaths—far greater than wind turbines and airplane strikes combined. In a bid ...