A set of 4 handmade Montessori inpired mobiles which can be used from 2 weeks up. Our 7 months old tester enjoys them still :-). The set includes the black and white mobile with plastic ball, Octahedron, Gray Gobbi, the Dancers mobile and the Rainbow mobile . DIMENSIONSBlack and white mobile is approx. 45 cm wide and 55 cm tall. Plastic ball is 5 cm in diameter. Glass ball is 6 cm in diameter.GOBBI mobile is about 30 cm wide and 35 cm tall. Gobbi balls are about 5 cm in diameter. OCTAHEDRON mobile is about 35 cm wide and 35 cm tall. Blue octahedron is 6 cm wide, yellow is 4 cm wide and red one is 3 cm wide. Biggest blue one is hanged lowest, yellow in the middle and the small red one on top. DANCERS mobile is approx. 46 cm wide and 35 cm tall. RAINBOW mobile is approx. 19 cm wide and 40 cm tall. All mobiles are ready to be hanged. Each product is made with lots of love at a smoke free home.