Pilas, derived from the Latin term pila, means «a vertical arrangement of things, orderly and stacked like columns». A term that, in Spanish, has remained unchanged since Roman times. The piece is an exploration of the most fundamental gesture in design, but what is the minimal human intervention needed to transform raw material into a functional and aesthetic object? The basic requirements for a seat are its height and support, combined with the necessity of repositioning it, which introduces a weight constraint.