A4 folder board test paper clip student use data storage clip board clip paper information book school supplies office stationery The clips are made of stainless steel with small holes for wall hanging. Suitable for A4 size file folders and school test paper storage. Suitable for business, meeting, office, school and more. Material: plastic + metal clip 5 colors are convenient to classify files by color. Colour:As Shown Material:plastic+metal clip Size:31.5 x 23.4 x 2cm Package Contents: 5 x folder board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.