●Storage estimate: W4.2 x H5.9 inches (W106 x H150 mm) *Thickness 0.4 - 1.2 inches (10 - 30 mm) ●Material: PVC. ●[Item concept] Book cover for adult girls ●[Other 1] The instruction manual is cut with dotted lines, so you can use it as a bookmark. ●[Other 2] This book cover has a simple design that uses a good texture, PVC fabric. The spine has one point of the product name and is available in 3 calm colors for everyday use.