Our guide line product is designed for kindergarten and 1st grade students. thanks to this product, students can improve their writing skills and teaching letters and numbers can be made more fun. it is 100×56 in size. it should not be disassembled. it loses its holding property when it is disassembled. in such cases, if you lean the product against the wall or wood and create static again by rubbing it quickly with a piece of woolen old clothing, it will hold again. when the product drops, you can create static and use it. the product is not a product that can be removed from the wood or wall and put in its box and used again. it is applied to the wall, glass, wood. it is held like a magnet. it does not damage the surface. no damp cloth or wet wipes are used. whiteboard pens are used. dry wipe should be done. before applying, you should definitely remove the dust from the surface. it cannot be pulled off. maximum 10 pieces of this product can be ordered. swordslife reserves the right to cancel orders over 10 units. Create a party-ready atmosphere with this colorful LED lighting. Easy to install and perfect for events or home decoration.