I have the Orvis Silver Label Bootfoot model, going on five years. They were retired after last Cuttyhunk trip. Felt boots are now shot, but they have been great. Backups have been the LL Beans with the Lug soles. Orvis has more room, LL Bean has heavier material.
I would look at these though...
http://www.orvis.com/store/productch...ubcat_id=11027
these most resemble what I just retired...
http://www.orvis.com/store/productch...subcat_id=7310