Lot of 4 Lufthansa business class amenities kit + 1 new & 1 used sleep shirts

From Sept’2025 flights. 4 amenities kits and 1 Large/Extra Large long sleeve v-neck sleep tee. All unused/unopened - kits still have the plastic tab in place, sleep tee is still rolled and tied up. The pictures of the sleep tee are for a size Small/Medium that’s been worn and washed once. One of the kits has a white patch on the front (see picture). It came that way so uncertain what it is. It doesn’t rub off with a damp cloth.