Your back, like your face, has numerous sebaceous glands that secrete an oily substance called sebum. Sebum, along with dead skin cells and bacteria, can build up in the hair follicles on your back and clog them.
The treatment include steaming and a gentle exfoliation will rid the skin of dead cells and help allow your skin to breath. Also include products and ingredients specifically designed to extract and detoxify the skin.
A deep clay mask is ideal for this of treatment because it draws impurities out from the skin, leaving it refined and smooth