Brand new inbox, just don't fit me and can't return them! Hoping to get them to a good home. Website description: Ergonomically designed with superior traction, flexibility, and sensory feedback, the TYR DropZero Barefoot Trainer takes your workout to the next level, enabling your feet to move naturally and fostering a deeper connection with every surface you train on.  The DropZero’s 0mm heel height (hence the name) and ultra-thin TYRTac™ rubber outsole ensures direct ground feedback with non-slip performance on almost any surface. Breathable upper mesh allows for consistent, comfortable airflow, and an innovative stability strap design and anatomical wide-toe box provide the extra support and stability you need to seamlessly integrate lifting into your training routine.