Beautiful, cotton fabric with textured fabric (soft) to the back of the ears. They have a crackling plastic bag type sound when you rub the ears between your fingers.
Natural wood, free of toxic chemicals.
Easy to Keep clean. You can use a gentle cleanser on wooden ring. Anything from a simple vinegar and water solution (1 part vinegar to 10 parts water), a mild, environmentally friendly dish soap, and some warm water, or your favorite non-toxic multi-purpose cleaner. Keep out of the sun and do not soak the wood. Mineral oil or olive oil for Replenish.
Fabric can be untied and put in the washing machine. Very simple to put back together