BDF RPRGY Window Film Premium One Way Mirror Privacy Silver/Gray (Very Dark) - 36in X 25ft Two Layers for a Better Mirror Effect and View Silver Reflective Layer for Excellent Daytime Privacy, Limited Nighttime Privacy Dark Gray Layer to Help Nighttime Privacy and a Non-Reflective View at Night Very Effective Heat Control and Insulation 99% UV Rejection! Block harmful UV rays. Reduces fading caused by the sun.