S&K Bo Eleven Plus Purple Martin Gourds, Pack of 4 stay off grass signs for yard The spiral on the glass

The spiral on the glass reservoir installs into the specialized hanger in moments

A door on the back of the home swings upward for nest checks

and three raised lines near the top of each add even more realism to them

The thick panels also keep birds nicely insulated

metal mesh forms the generous

S&K Bo Eleven Plus Purple Martin Gourds, Pack of 4 stay off grass signs for yard The spiral on the glassGive purple martins a wonderful set of dwellings in your bird garden with this sleek and stylish Pack of 4 S&K Bo Eleven Plus Purple Martin Gourds. This handy pack contains four expansive, white plastic units, offering migratory martins a cool comfortable nesting site that won't overheat in the summer months. Each expansive gourd presents a 9" deep nesting chamber for martin occupancy, while the dual entry setup of these units gives you the option