The pen case has a function similar to that of a pen case. It is mostly made of cloth or cooked glue, can be washed with water, does not rust, and is not as small as the pen case can hold pens, and is easy to carry. Category: BlogBy wyf6959163082022-11-12 Author: wyf695916308 Post navigationPreviousPrevious post:What material is good for the pencil caseNextNext post:What does student stationery includeRelated postsWhat is oil pastel2023-03-11What material is the oil pastel made of2023-03-02what is a writing brush?2023-02-21How many materials are there for the brush?2023-02-11How to maintain the brush?2023-01-31Craftsmanship of the writing brush2023-01-21