Features: Water Coloring Books for toddlers, offering endless creativity with just water—paintings magically appear and vanish as pages dry, allowing endless fun. Safe paper materials, these erasable books feature vibrant color revealing technology that automatically disappears when dry for repeated use. Designed for children aged 1-5 years, these educational drawing toy engage toddlers and preschoolers in sensory play while developing color perception and motor skills. Perfect for travel, home, or classroom use—the portable paint with water books require no markers or cleanup, keeping surfaces clean during creative coloring. Stimulate imagination and parent child interaction kids explore art freely while adults guide learning through reusable water based coloring activities. Specifications: Component: Paper Book Size: Approx.18x24cm/7.09x9.45inch Pen Size: Approx.1.5x13.5cm/0.59x5.31inch Type: Ocean/Animal/Dinosaur/Dog/Pig/Vehicle Quantity: 1 Set Package Includes: 1x Drawing Book 1x Pen note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color of the item.