Read on flyertalk that gel insoles are also prohibited. Can anyone confirm this? No mention of it on the TSA site as far as I could tell.

Here's an item that might work for travellers concerned about oral hygiene.

http://www.magellans.com/store/Toiletries___Kits___ToiletriesKR519N?Args=

Eileen

Baltics Voyager 21 August 2009
Alaska Mariner 13 Sept 2006
The Med Voyager 30 Oct 2005
Tahiti Paul Gauguin 28 Aug 1999