Montessori Education Product Name: Montessori Mobile 4-Piece Set Effect: Ideal for eye-tracking exercises (following moving objects) Materials: Paper, thread, bamboo, plastic Munari Mobile: Approximately 28 x 32 cm, from birth Octahedral Mobile: Approximately 18 x 28 cm, from 1 month Gobbi Mobile: Approximately 20 x 25 cm, from 2 months Dancer Mobile: Approximately 24 x 46 cm, from 3 months Installation: Hang from above, such as from the ceiling Placement: In the bedroom or living room, where the baby spends a lot of time Opened for photography. The box is stained, so it's offered at a reduced price.