Lasting Nov 6, 2011 0:19:27 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by sexiest on Nov 6, 2011 0:19:27 GMT -5 This is the process of stretching the upper over the last. A certain amount of force is applied to stretch the upper on to the different points of the last to acquire its shape.