Fully laminated educational math posters: double sided flush lamination, it could dry erasable with water-based markers, provide extra durability, waterproof, tear resistant and reusable to the toddlers and the kids in the classroom or the homeschool playroom^ Vibrant colors and illustration: designed with beautiful colors and graphic elements, grip your children's attention, make learning math fun, it helps them to quickly establish basic cognitive skills and brighten their eyes^ Attentive designed learning interactive tools: attentive design allow posters look beautiful in any space, poster size is just right for maximum visibility and flexibility when decorating classroom walls: 12 x 17 inches^ Convenient and easy to use: we do not roll our posters in tubes, you can hang these posters on wall in the classroom or the play room^ Wide range of applications: it can be applied to tutoring situations, preschools, online education, classroom decorations in school, playroom and other scenarios; Great gift for children, you can learn anywhere