looks attractive and has been accepted by the birds (chickadees) immediately. only when the wind blows fall some grains Duch that vary from the feed silo on the ground. fill is the lighthouse in which you take off the upper part of the tower and the food fills from above. He hangs with me relatively protected from rain and snow, so I can not say whether moisture penetrates through the barred window 4 and the grains soften in unprotected documents. ... Probably I buy a 2nd in a different color.