Petit Pli clothes grow with your child, which means no more buying new attire every few months. On average, babies grow seven sizes over two years. Petit Pli helps reduce financial and environmental burdens of children's clothing. Creator Ryan Mario Yasin is a designer with a degree in aeronautical engineering. The technology allows overlapping pleats to stretch without thinning. The fabric is durable, waterproof, and recyclable. Americans spent $18 billion on children's clothing in 2016.