Designed to strengthen and support Formed from dense, highly durable supportive foam Semi-circular shape for comfort Support for a number of different angles Can be used daily for stretching before or after exercise Never before seen shape in yoga stretching equipment Product Dimensions: 11⅜” x 4½ x 6” per block The Bala Balance Blocks are the new accessories for everyday stretching before, during or after exercise. Specifically designed for yoga, these semi-circle-shaped blocks make balancing a breeze and help you flex muscles without needing high-tech equipment. The durable foam design means they are soft and easy to use, and their size and shape make them easy to transport to the gym or fitness classes. The number of exercises you can use alongside them is endless and it can be a fun way to mix up the exercise routine. Also, a good way to focus on specific muscle groups.