Working from home without the right equipment can prove rather painful. If you're back is suffering then you need one of these Lumbar Support Pillows. Amazon have this one on a Lightning Deal, so if you're quick you can get it for just $24.64.
Lumbar Support Pillow
The Lumbar Support Pillow is designed to give your back the support it needs when you're sat in an office chair or even in the car.
Shipping is free of charge for you Amazon Prime members, or those of you spending $35+ on eligible items.