• Enjoy the fun of coloring together with these mermaid books. • Helps children understand the theme of mermaids and expand their cognitive areas. • Material: medium-thickness paper, tear-resistant. • Size: 12.5 x 17.5 cm, compact and lightweight. • Includes 24 mermaid coloring books, each with 12 double-sided printed pages. • Stimulates children's imagination and creativity. • Ideal for parties, birthday gifts, and school activities. • Suitable for people of all ages to relax and have fun. • Do not use markers to avoid damaging the pages. • Young children should use under adult supervision.