These Highlighter Strips are made of PET material. These adhesive stickers can help some people with dyslexia focus and concentration, very practical. Strengthens block distractions, visual tracking skills, help teens to focus while reading. Features -Color:Assorted Color -Material:PET -Size:20.00X6.00X0.30cm/7.86X2.36X0.12in -Lightweight design, it is easy to carry to where you want to go. Can be affixed anywhere, convenient to use. -The decorative Tabs can help you find the exact pages and notes, a helpful study tool for you. -The page marker sticker can be used as a practical your friends, they will like it. -Rich colors facilitate the emphasize of key points, difficulties and doubts in article. -Directly on paper writing or graffiti, without hiding the words on the pages. You can send it to your friends as a stationery gift. Package list: 8 x Sets of Markers