This sticky marker is made of water and oil writable PET material, which is safe, practical and convenient. A variety of colors are convenient for you to distinguish and manage categories, suitable for home, office, school, etc. Features - ColorAssorted Color - Material: PET. - Size: 13.00X6.00X0.50cm/5.11X2.36X0.20in. - The product is made of PET, with smooth writing, not easy to penetrate, and can be reused. - The index sticker is small in size, easy to paste and use, easy to carry to school or office. - Can be used as a practical gift for friends, they will love it. Index stickers for all kinds of labels. - You can write information on it to bring maximum convenience to your daily study and work. - If you always forget which page your notes are on and don't want to fold the book page numbers, then this index sticker is definitely what you need. Package list: 10 x Sticky Tabs