Durable and lightweight the theraband rocker boards are designed to be durable lightweight balance training boards for use at home or during rehabilitation. made with black molded plastic the balance board is able to hold weight efficiently while in use and can be easily moved or transported compared to traditional heavy wooden balance boards.essential for balance training the theraband rocker boards are perfect for balance training by providing an unstable surface to train the core legs and upper body. the single controlled plane of the rocker board is perfect for beginners in stability training or those who need a more stable surface for their exercises. the multiplane wobble board offers users 360° of instability for balance training injury or surgery recovery and conditioning.stimulates the body the theraband rocker boards are also great for body stimulation as you use them. the textured top of the board is specifically designed to provide pressure points that stimulate and enhance sensory perception response and overall posture control. this provides you with a balancing board that helps improve automatic postural reactions and proprioception.