Body Geometry Footbeds are ergonomically designed and scientifically tested to increase power, endurance, and comfort by optimizing hip, knee, and foot alignment. With three different arch support options (Red+ being the lowest, Blue++ being in the middle, and Green+++ being tallest), you can be sure that every precious watt is preserved through the pedal stroke. - Body Geometry Footbeds measurably increase power, reduce time to exhaustion, and reduce injury by aligning hip, knee, and foot. - Customized longitudinal arch and metatarsal support with Red+, Blue++, or Green+++ contour. - Proprietary lightweight foam avoids taking a compression set for long-lasting performance. - Combine Body Geometry shoes, footbeds, and wedges to maximize performance benefits.