These blocks are used by practitioners of Iyengar, Anusara, Ashtanga, therapeutic and Power yoga, among others. They are also widely used in physical therapy, for example to support the back in exercises with hollow back; or as support under the hands. This Yoga Block by Cork is the most popular from the Spiru collection. There are an incredible number of Yogi and Yogini who can’t do without it anymore. Fast-growing cork, suitable for reuse, makes these blocks solid, pleasant to use and they last a long time. The harvesting of cork is an environmentally safe process, which has remained virtually unchanged for 3,000 years. This cork, from the bark of long-lived cork oaks, is peeled off from the trees every ten years; this process even guarantees that the trees and the surrounding ecosystem remain healthy. Cork is extremely durable but slightly porous, making it perfect for use as our yoga blocks. Its natural structure gives it something, while the rounded edges and corners are very comfortable to use to support various yoga positions. Why order this product * Natural material * Odourless * Rounded edges / corners for ease of use * Natural structure gives a lot but still remains firm * Surface and weight feel good at * The cork harvest is environmentally friendly and even entertaining for growth. Our most popular block: Colour: natural cork.