[Grooved Handwriting Practice Book]: The grooved handwriting book measures 5.1 inches x 7.4 inches and includes 4 copybooks, 1 pen holder, 10 pen refills, and 1 handle. [Rich Learning Content]: The grooved copybook features the 26 English letters, common daily words, numbers 0–100, and simple addition and subtraction exercises. Bright colors and engaging shapes support early learning of letters and numbers. [Reusable Design]: The handwriting fades within 10 minutes after writing, allowing repeated use of the copybooks to practice English letters, words, and numbers. [Early Learning Tool]: Children guide the pen along the grooved paths to trace letters, numbers, and shapes, helping develop fine motor skills, hand-eye coordination, and foundational literacy. [Thoughtful Gift Choice]: This grooved copybook set is suitable for children aged 3–8 and makes a great gift for birthdays, Christmas, and other special ocns. Material: Paper Color: As shown Note: Accessories may vary in color; specific color requests cannot be accommodated. Package Includes: 4 × Copybooks 1 × Pen holder 10 × Pen refills 1 × Handle Note: Only the items listed above are included. Other items shown are not part of the package. Note: Color appearance may vary slightly due to screen settings and lighting conditions. Measurement tolerance is ±1–3 cm.