ERGO K860 for Business is a science-driven ergonomic keyboard with a curved, split keyframe and a fluid, ultra-precise typing experience. The included palm rest provides 54%* more wrist support and is proven to reduce muscle activity by 21%* in the upper trapezius muscle. This keyboard is uniquely designed for hours of comfortable typing.ERGO K860 for Business is a science-driven ergonomic keyboard with a curved, split keyframe and a fluid, ultra-precise typing experience. The included palm rest provides 54%* more wrist support and is proven to reduce muscle activity by 21%* in the upper trapezius muscle. This keyboard is uniquely designed for hours of comfortable typing.