[High quality] Made of high-quality PET instead of PVC and non-woven fabric, more eco-friendly, non-toxic and wear-resistant, good transparency, not easy to deform, handwriting will be better erased [Dry erase pockets] Included 10pcs wipe clean pockets, with different colored edges, transparent on both sides, each pocket can be put in A4 paper with room to spare [Eraser pen] Included 10 bright magnetic eraser pens, with an eraser on the cap, and a large bone-shaped felt eraser, convenient to wipe the handwriting on the pocket [Easy to use] Size: 35 x 25 cm, can easily slide into the paper without squeezing, there is a pen holder on the top of each pocket, hoping to reduce loss pen. [Applicable] Suitable for classroom organization and group class work, can reduce paper usage, help children learn to save paper, just insert worksheets into these pockets, and students can write and erase their work