Perfect size: 8.3 "x 5.8"/21cm x 14.8cm, perfect size for handbag, schoolbag or backpack,Material: Strong brown cover (500 GSM )and 100GSM paper, thick paper prevents ink from inks through the pages, and the durable binding of each spiral notebook keeps these pages together,Lined inside pages: With 60 lined sheets in each of the books, suit for fountain pen, ballpoint pen or pencil writing providing excellent writing experience, line spacing is with college ruled,Wide usage: Ideal for a diary, travel journal, poetry work, creative writing, making sketches and drawings, work records, study notes, mood diary, scrapbooks and so on,Smooth writing: The paper is delicate and thick, and the touch is comfortable.Protect your eyes while using it, each of the spiral notebooks is designed with nice looking spiral rings, keeps these pages together securely and also provides you with a flat writing surface