Perky Pet Clear Instant Nectar Concentrate is a reliable source of hummingbird food. This 8-ounce box makes 48 ounces of nectar. Simply mix the nectar concentrate with water, pour it into your feeder, and you're good to go. The 8-ounce resealable bag helps keep the concentrate fresh and ready to go. Enjoy a brilliant hummingbird show with Perky Pet's quality concentrate!