The yoga block is made with light solid wood.

Smooth curved corners makes the yoga block comfortable

After living out its life as a natural yoga block, if you choose to discard it, it will re-integrate back into earth within a very short span.

 Pine

Keep the yoga block dry and wipe it with a dry cloth to clean off any sweat after use. Dry environment elongates its life.
Natural wood is sensitive to sharp edges that could cause scratches or marks over time.