Show me board with lines show me bsrl this show mebulk pack includes 100 supertough a4 lined drywipe white boards which are very durable and ideal for educational purposesincredibly well designed with extra thickness for strength 1500 micron these boards are also semi rigid and very tough but at the same time remain very lightweight this bulk box includes 100 a4 supertough boards 100 pens and 100 erasers the very lowest cost way to buy show me boards show me super tough a4 lined bo