REI Mountain climbers backpack (Seattle)

It's an expensive backpack, high end name brand, very very strong and lightweight.
I need to get rid of a lot of stuff, so take it for $10.
never been used by me.
I bought it from a guy who also never used it but wanted to go mountain climbing with it when he bought it.
Waterproof/ weather proof.
R.
E.
I.
Is top end quality brand worth over $100 easy.
Someone said my backpack would sell for over $200 at some stores.
Will trade for gas or grocery card, $10 cash, tools.
Let me know.