The foam is on the softer side so if you are looking for more sturdy support this is not for you. Although it says moderate density I find it more like low density. A small chunk from the side has come off during my practice.
Thank you for your providing this feedback! I would recommend having a look at our Natural Cork Yoga Block for a firm, durable and comfortable option. If you have any additional questions or concerns you can reach out to us directly at firstname.lastname@example.org for more support on your purchase as we are here to help!