Thoughtfully designed to be the most versatile foam block in the market, the Unblo satisfies the needs of yogis everywhere. The adjacent and dual curves allow for versatility in traditional poses, offering a deeper, more natural arc support while the flat sides of the block maintain the support of a traditional block. Slip resistant finish, a soft and comfortable hand, firm support, radius edges, strength and durability. Over 50% recycled material in every block provides a higher level of recycled material than any other recycled foam block currently in the market. Dimensions: 23 cm x 15 cm x 10 cm. Material: Foam.