Answer:
I move without wings, between silken strings. I leave as you find my substance behind. What am I?
I need to be taken before you can have me. What am I?
What happens once in June twice in August and never in May?
A young man wants to have me but when he has me, he no longer wants me. What am I?
You throw me away, I find my way back. Traditionally, I'm wooden with an arch in my back. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.