Sennheiser HD 580/600/650/6XX offset head pads

These are offset head pads for the Sennheiser HD 580/600/650/6XX series headphones.

In recent years the top of my head has started getting sore during extended sessions where the headband rests on top of my skull. I replaced the foam head band insert with a new one from Sennheiser, but it didn't help that much because the same little contact patch was supporting the weight of the headset. I suppose a lot of this has to do with the fact that the curvature of the top of my head is a lot smalle