Features: Designed for blind children, adult beginner, this Braille teaching board features raised dots for letter, number and punctuation, offering intuitive teaching aid to learning Braille basics effortlessly. Crafted from aluminum plastic composite, the board clearly, raised Braille dots enhances tactual recognition and memory retention for daily practice. Suitable for visually impaired children, teenagers, adult and Braille newcomers, it supports early education and skill development in user friendly letter learning fingerboard. Widely used for classrooms, therapeutic, or home study, this letter number & punctuation braille learning fingerboard teaching aid promotes interactive learning through hands on exploration of Braille symbols. The black vertical designs ensures easy handling, while sturdy construction withstands frequent use, making it multifunctional Braille teaching aid for long term literacy growth. Specifications: Color: Silver Component: Aluminum Plastic Size: Approx. 11.94x18.4cm/4.7x7.25in Weight: Approx. 52g Package Includes: 1Piece Braille Letter Number & Punctuation Board note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color