Premium Cork Yoga Blocks by Yogalo SET OF 2 cork yoga blocks that are 9 x 6 x 4 inches and weigh 2 pounds. IMPROVED FLEXIBILITY & DEEPER STRETCHING: the yoga blocks serve as props in different poses helping you modify the level of stretching and develop your flexibility in a stable safe manner. STABILITY & BALANCE: Helps you find your center of gravity to be more balanced during poses. SUPPORTS your body when in different positions and helps you have better ALIGNMENT in your poses increasing your comfort and length of poses. NATURAL MATERIAL: the yoga blocks are made of eco-friendly cork that is anti-slip and provides optimum weight. We provide 100% money back guarantee for 90 days if the product does not meet your expectations.