There are 2 marking bands and an elastic band around the book

which is of course not on the product

The ink is water-based pigment ink and waterproof

Sticker Pet Tape - Pre-cut - Cats and Books - 70 mm from Washi Tape shop

The material is Pet and it is a so-called clear tape which means that it has transparent areas

Clear Transparent Sticky notes - Green Titel:Default Title There are 2 marking bandsClear Transparent Sticky notes Green from Ordinate. 50 sticky notes in 75 x 75 mm format. Semi transparent, allowing you to clearly see what is underneath, perfect for notes in textbooks, for example. The surface is also slightly ribbed with a shimmer, a touch of glamour. Works great for writing on with classic gel pens. Made in Germany.