Crown Bees Summer Bee Holes, Variety Pack Pack includes 10 8mm easy tear tubes, 10 6mm easy tear tubes, 10 large natural reeds, and 10 small natural reeds Reeds are preferred by many species of mason bees and open up easily for harvesting Easy tear tubes are 100% recyclable paper with no damaging plastic that holds moisture Nesting holes are all 6" in length Innovative end cap viewing hole to identify used tubes