This  mobile has 5 drops.
The wooden rod  is approximately  28.5cm.
The drop lengths from the left are :-
21cm,27cm,35cm,27cm,21cm.
The circles are 7cm in diameter.
The triangles are 9cm x  5cm.
The Oval is 9.5 x 5.5cm.
All glass beads used.
May be hung inside or outside in a sheltered area.