The EPS Summer Comfort Liner is designed to take your winter helmet into the summer (or simply replace your old rank smelling sweat soaked neglected liner).
Not sure if the EPS Summer Comfort Liner is what you need?
Is your Helmet a Watts or a Macon?
Does the back of your helmet say "Sink Fit" or "Hard Hat"?
If it says "Sink Fit" then this product is just what you're looking for!