RESCUE! POP! Reusable Fly Trap with Fast-Acting Water-Soluble Attractant for Home & Agricultural Settings, Durable Recyclable Plastic (Pack of 4)Brand: RESCUE! Color: Blue Details: he RESCUE! POP! Fly Trap comes with one packet of water soluble attractant packaged inside a foil pouch. Just empty the contents of the foil pouch into the trap and add water. Lured by the scent, flies enter through the yellow top cap and drown in the water. Refill attractants for the POP! Fly Trap are sold in single use pouches, allowing the trap to be reused over and over. Once the RESCUE! POP! Fly Trap has