The 6" x 6" (15cm x 15cm) Soft Cover Book is the smallest of the soft cover books but makes a great everyday photo book. This book would also be good for Instagram photos or a little brag book. The pages are professionally printed on 150GSM paper on a Digital Press. The cover is printed on 300GSM paper. This particular book has a fixed page count of 40 pages. There is also a 22 page and 60 page version of this book available.