The adidas RapidaFlex BOA J is a multifunctional athletic shoe designed specifically for children who are engaged in various sports activities. In its latest update as of August 2019, this version of the sneaker focuses on enhancing support and durability. The upper part of the shoe is constructed with Legend Ink textile material that is further strengthened with a synthetic toe cap and Three-Stripes cage, ensuring long-lasting performance. The highlight of the shoe is its signature Boa Fit System, which not only offers a secure fit but also ensures effortless wearing. Furthermore, the Active Gold EVA sole unit showcases flexibility owing to its unique triangular groove pattern and one-piece design, making it an ideal choice for active kids.