An eraser shield is a thin sheet of stainless steel or plastic with slots and holes of different shapes. They are designed to allow erasers to be used through them to erase lines and text without removing lines close by which do not need to be (or should not be) erased.
In general, domestic shipments are in transit for 2 - 7 days. Due to COVID-19, Shipping may take a little longer time than usual. Rest assured, you can track your order anytime on our order tracking page available at https://www.sitaramstationers.com/track-order/