1. Include 20 themes learning posters: Alphabet, Shapes, Emotions, My Day, Numbers, Farm Animals, Wild Animals, Sea Animals, Clothes, Preposition, My Body, Occupations, Transportation, Fruits and Vwgetables, Colors, Food, Week, Time, Seasons, Months.2. Perfect handheld A4 size. Colorful and cartoon pictures make learning lively and interesting.3. Paper covered by plastic film, waterproof and durable, you can also write with an oil-based pen for easy erasing.