Innovation Concept Design
Case Study: Unfair Advantage - Ultra Marathon

Concept “Terrain-to-foot communication”
This project explores design solutions to strengthen athletes’ proprioceptive awareness by activating foot muscles through individual sole system nodes.
(Increased proprioceptive awareness Faster neuromuscular response More precise foot placement and load distribution )

Inspiration Visual references that express energy and force transfer through mechanical structures and kinetic movement, articulated via parametric systems.

Structure experimentation

Structure experimentation

Kinetic movement

Kinetic movement

Interior Design

Interior Design

Physical Exploration
To visualize an underfoot system that communicates terrain detail while delivering energy for propulsion, I found origami prototypes to be effective in articulating the designs and their potential applications.
The cardboard arches serve as conceptual representations of potential plate structures intended to facilitate or amplify energy return.
The pink marks indicate the outsole placement which led to manufacturing explorations later on in the design process.

Digital Exploration
The sole is designed as a dynamic system that interacts with the foot and the ground, working in conjunction with an integrated plate to store and release energy.
Through a more systematic, parametric approach to the 3D process, the sole is visualized through modular cubic units that are repeated to form a responsive pattern.
Plate (carbon or composite) acts as a force routing systems that filters out harsh impacts and allows terrain information to be communicated more accurately to our foot.
The forefoot during acceleration and the heel during descents are high-stressed areas which require increased ground coverage and foam support to enhance durability, stability,

Dual density foam

Outsole Concept

Outsole Inspo

Plate Ideation

Foam Cell transfers terrain feedback

Sole System

Manufacturing Exploration
A: Integrating this concept’s construction into the LightSpray™ manufacturing system aims to reduce labor demands and minimizing carbon footprint.
B: Turning a flat outsole sheet into a three-dimensional structure through engineered slicing.
C: A controlled rubber dipping process can reduce reliance on adhesives while enabling new opportunities for material innovation.

A: Laser cut stencil for outsole spray

A: Outsole spray (LightSpray™ system intergration)

B: 2D 3D (Slicing)

C: Rubber dipping

Ai Exploration
While the primary focus of this project is on sensory feedback through the sole system, I leveraged generative Ai tools (Flora.ai and Gemini) to iterate and refine the upper concepts.
The diagonal lines indicate reinforcement features that could be sandwiched between Lightspray layers to provide additonal security and protection.

Closing Thoughts
The minimal protection sandals used by Tarahumara runners suggests a design gap in how we approach foot-to-terrain relationship.
This is an opportunity to introduce “functional stimulation” into modern running footwear as a catalyst for enhancing foot muscle awareness.
I think footwear can evolve beyond protection and energy return to become an active tool for neuromuscular refinement, also known as "letting our feet learn."

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