Originally Posted by
corallyman
The firmer ring of foam is on the outside of the tire, the softer foam is on the inside. The softer ring is probably the inner 80% of the tire, while the firmer outside foam is about 20% of it. Once you get a dual compound tire in your hand, and you feel it, its very noticeable. You would not mistake it for a single compound foam tire.
Steve
corallyman
Thank you so much I was thinking firm in the inside and soft on the outer side guess I had it all wrong.