Real simplified 4 stages Life Cycle of House Fly - Musca domestica specimen encased in clear lucite material. The specimen is crystal clear, indestructible and transparent. Safe, authentic and completely unbreakable product put real life cycle right at your fingertips! Anyone can safely explore the life cycle from every angle. It is clear enough for microscope observation. Size of the lucite block is 75x75x9 mm (3x3x0.4 inch). Weight of the lucite block is 60 g . 1) Eggs 2) Larve 3) Pupa 4) Adult Selltotheworld House Fly Life Cycle 4 Stage Simplified Set Education Insect Specimen Slide Real simplified 4 stages Life Cycle of House Fly - Musca domestica specimen encased in clear lucite material. The specimen is crystal clear, indestructible and transparent.