The Nike Air VaporMax 2021 FK Triple Black offers a monochromatic take on a lifestyle running shoe that prioritizes both comfort and sustainability. The upper features a securely stitched Swoosh crafted from recycled post-industrial yarn, reinforced by a TPU heel clip made from recycled materials. Designed for convenience, these sneakers come with dual-pull tabs and an elastic collar resembling a sock for easy on and off. Their comfort and performance are elevated by a low-profile Air-sole unit that spans the entire length of the rubber outsole, incorporating sustainable Nike Grind materials as an integral part of its construction. What our experts love about the Nike Air VaporMax 2021 FK Triple Black is the environmentally friendly build, showcasing Nike's commitment to sustainability with a design that incorporates recycled materials to reduce its negative environmental footprint.