Up until now, the only thing that has been blockaded are materials that could be used to make weapons of terror. So how'd they change the design of the shoes so that they can no longer be fired at Sderot? They DID change the design, didn't they? You didn't just let in a load of terror-capable shoes, did you?
India withdraws order to block Internet pornography sites (Reuters)
from the article: Israel allows clothes, shoes into blockaded Gaza for first time