Advantage Premium Quality: Choose ONE Color/Difficulty of your liking.<br> Our Rebreakable boards are specifically designed to provide the best experience with high quality plastic and rubber padding to provide support and avoid unnecessary knuckle complications.<br> Durable Design: The boards are made to easily reattach after broken.<br> It is designed to simply slide back together from the top down, ready for another go.<br> Level of Difficulties: There are four boards to choose from.<br> Each representing a different difficulty.<br> The Yellow board is the easiest board to break and is designed for children to develop proper stance and technique.<br> We then increase the level of difficulty to Blue, Red, and finally Black.<br> The Black Board represents a 1-inch wooden board and is only for the advanced Budget and Eco Friendly: Replace hundreds of wooden boards with a single rebreakable board, saving money as well as performing your duty as caretakers of the environment ( SAVE THE TREES).<br> Perfect Gift: Delightful gift for students learning martial arts including taekwondo, karate, Muay Thai, Kickboxing, Boxing and many more.<br> It can also be gifted to the average crowd looking to build self-confidence and self defense (especially for children).<br> Product Name: Reusable Professional Board Material: ABS.<br> Size: 30.5 * 21 cm Thickness: yellow 1cm/ blue 1.2cm/ red 1.5cm/ black 2cm 1cm endurance :15kg 1.2cm endurance :30kg 1.5cm endurance60kg 2cm endurance110kg Package includes: 1* break board or 3* break board Note: Each batch of the product may have a certain error in color, and the size may also have a certain error range, please understand, thank you for your purchase, wish you a happy shopping