Type of packaging and number in each package: 200 match leeches Net weight: 0.2 to 0.4 grams Needle / match leech size: 3 to 4 cm Uses: Leech breeders Storage conditions: in water and suitable temperature for 18-20 degrees Expiration date: They will survive for 2 to 3 months if the storage conditions are observed Origin: Herodotus Orientalis and Herodotus Medicinalis