Friendly and Safe Design: Unique technology and non-toxic water injection fun books, so that children can enjoy the fun of painting without ink, which makes children very safe.
Magical Reusable Function: Fill in each activity with a pen, and then see the hidden color and picture articles! It becomes vivid during the painting process, disappears naturally after 5-10 minutes of drying, and then kids can paint and play again.
Great Gift Idea: Water coloring book is the perfect gift for kids, as the birthday gift, perfect gift for children over 3 years old can keep entertaining at home or on the road, and enjoy early education in parent-child time
Package Come to You: 4 different style water coloring book, 4pcs refillable water pen, each book with 4 reusable pages.
Easy Use for Kids: Just add the water on the pen, then the children can draw it by themselves. After 5-10 minutes of drying, the kids can paint it again.