Sizing Information Runs Small: We recommend selecting 1/2 size larger than your typical shoe size. Made from Sustainable Materials Stretchy, foot-conforming and ultra-light Flyknit material on the upper is made from post-industrial recycled yarns, helping to reduce waste and carbon emissions Recycled TPU heel piece and rubber through the sole for added eco-friendly benefits Eco-conscious down to the box, with recycled cardboard and multi-use design for packing and shipping Made with at least 40% recycled content by weightProduct Features Seamless collar hugs the foot for premium comfort One-piece, ultra-bouncy VaporMax Air cushioning has a bold look and offers smooth transitions Stitched on Swoosh and flashy TPU heel clip up the style ante Webbing details and easy entry lace closure Traction pattern on the sole for maximum grip The Nike Air VaporMax 2021 Flyknit is imported. The VaporMax you know and love is back for 2021. Now leveled up with a more streamlined silhouette and Earth-friendly materials, these powerhouse sneakers usher in a new era of sustainable performance. Enjoy smooth transitions and a stretchy, ultra-comfy feel as you take on everything from training runs to walks around the block with your favorite pooch. | Women's Air VaporMax 2021 Flyknit Running Shoes in Off-White/White Size 5.5 | Lace/Knit by Nike