3 Pack Water Coloring Book-Our water coloring book set includes 3*different style water coloring books+3*refillable water pen. And each books include 4 reusable pages. Your lovely kids can enjoy it for a long time. There may be a slight difference in the color of the book cover Reusable- Pages that fill with vibrant color when wet and naturally disappear after 5-10 minutes later dry, kids can draw and play again. The re-useful fun water drawing book are not a single-use item. Educational Learning Toys-This water coloring book set is a wonderful educational learning toy to inspire children's creativity and imagination. It can improve children's hand-eye coordination, promote children's teamwork. This toy will reduce the time that children use electronic equipment to play games and protect children's eye. It also can be used as teaching equipment for kindergarten High-Quality Non-toxic Material-Made of high quality non-toxic material, durable, odorless, safe, resistant and environmentally friendly. All the products have been tested and are safe for use by kids. Keeping your lovely kids safe and happy is always our pursuit Easy To Use-Your child can easily use it, just add the water on our special pen. Then kids can draw by themselves. After 5-10 minutes for drying, the kids can paint it again. Please feel free to find us if you have any problem for this water coloring book set Perfect Gifts for Kids-This water coloring book set is the best gifts for your kids, especially for over three years’ old kids. Perfect for birthday party, birthday gift, party favor, Christmas, Halloween and any other occasion. Kids also can share it with their friends. It will be a bridge of friendship between children