Finished Gourd Birdhouse: Beauty and Birds for your garden or yard! Handmade Gourd Birdhouse with 1 1/2" hole Gourds will range in size from 9"-10" Gourds will vary in shape in size.... gourds are a product of mother nature and will vary in shape and size! All gourds come with a leather strap for hanging Gourds come in 3 leather dye colors: Red, Natural, and Green - please chose from below All gourds are protected with an outdoor varnish. Attract Wrens (Wrens just love these birdhouses here in NY!), Swallows and other birds with this hole size