portable pencil case to store up to 18 pencils. the design consists of 7 parts. with deployable system for 3 different positions. It can be folded for easy transport. I have left a small hole to attach a strap if you need it. easy assembly, shown in the last photos. I also added a micron pens version and 3 cases with the clean interior in case you want the box for a different use. 3 different height: 2.4 cms 2.6 cms 3 cms You will need at least a 22 x 22 cm printing bed 111 grams for the pencil case and 44 grams for all the accesories.