Buy from Amazon.com : http://fave.co/1Ft9FFP

Think Tank Steroid Speed Belt V2.0 Padded 3.5 Wide Large-Extra Large Size Modulus Accessory

Product Description :
Curved wider waist-belt for extra support
EVA padding for comfort
Belt can be fixed or resized with Buckle Stop while components Rotate on belt rails
Pixel Racing Harness can be attached