This item has already been discounted ($160 is the discounted price). I don't think any of the usual deals from their store stack with an existing discount, nor does cashback work like that. As far as I'm aware, the best route would be to buy gift cards that grant 5% cashback with ShopBack.
Can anyone provide a better deal that's available before/on the 1st September?
Let me ask my Iconic boss, brb in 5 min…