We provide high quality flightless fruit flies, in cultures producing on arrival, or packed as loose flies in a cup for immediate feeding or creating cultures. Cultures are sold in units of two. Also, we offer bundled 2nd Day FedEx Shipping with our Fruit Fly Cultures, no more wondering what the Post Office might do with your shipment, and making high shipping prices a thing of the past! We ship Monday, Tuesday and Wednesday, so get your order in by around 2pm on Wednesday for delivery in 2 days! Please see our Live Arrival Guarantee for information on how you can help to receive your fruit fly order in great condition!