Feature: 1. ENHANCED TACTILE: Braille speed puzzle features a 3D relief design, providing a strong tactile sensation compared to regular speed puzzle. This allows players to quickly and accurately read the Braille markings. 2. TENSION ADJUSTABLE: With outstanding corner cutting and adjustable tension, this Braille speed puzzle IQ game offers smoother and effortless rotations, ensuring a seamless gaming experience. 3. STRESS RELIEF AND BRAIN TRAINING: speed puzzle for blind person and weak vision is perfect for stress relief, exercising the brain, improving memory, and practicing manual dexterity. 4. PORTABLE AND CONVENIENT: With its compact size, you can easily carry the 3x3 braille speed puzzle with you, making it a great companion for on the go entertainment and brain training. 5. SAFE AND ECO FRIENDLY: Made from eco friendly ABS material, this blind speed puzzle is no damage to both humans and the environment. It has a lightweight and comfortable feel, allowing you to expand your brain capacity. Specification: Item Type: Braille Speed Puzzle Material: ABS Usage: Ideal for stress relief, brain training, and improving memory and manual dexterity. Package List: 1 x Braille Speed Puzzle