Please refer to the installation direction of the stripes in the picture, the striped window film is longer in the vertical dimension, you can turn the window film sideways so that the stripes are horizontal, then cut it to the desired length. Privacy Protection: The privacy window films provide privacy protection and at the same time allow light to pass through, can be used on all smooth glass surfaces; Blackout window film Reduces heat transfer and blocks 96% of UV rays. Protects your skin from harmful effects. (The gaps between the strips of the privacy window film are transparent, not suitable for bathrooms). No glue: Privacy window film adopted glue-free design, to reduce the release of chemical substances, protect health and the environment. Adhesive window film and easy to apply: can be created in minutes with the help of the instructions. (The more water on the glass surface, the easier it is to attach) Easy to remove and reusable privacy window film: no residue after peeling