Originally Posted by
FrenchFit
What you want are mini plastic toe clips,or half clips, like these on eBay
http://www.ebay.com/sch/i.html?_trks...at=0&_from=R40
Essentially, they keep your foot from sliding forward but don't limit you when removing your foot from the pedal sideways. They work like gangbusters, they're cheap and virtually indestructible.
I used similar before making the leap to clipless. Much better than just using a platform alone.