The insides to Responses and the Originals look similar in a way, and can be modded the same way, but what you really want is the toe in which Responses don't have.
Waylon Lew - maker of Wasabi bags
"Footbag can be pretty frustrating when it's supposed to be fun. I was partly driven by this forum - practice, practice, practice... As that is true, I think someone can be too focused on progressing and training that they miss the fun aspect of it." - Bander87