Product Details Runs slightly large, if you are between sizes, we suggest to order down a size.* Patented technology allows the shoe to stretch to fit your feet Breathable fabric is machine washable, lightweight, and keeps feet cool Added toe reinforcement adds extra durability EVA Sole Multi directional rubber outsole Machine washable Description The UNOS Neillüm is designed to fit all different foot shapes. The unique design of the sole allows the shoe to stretch in multiple directions to expand with your foot. Did you know the average foot can expand up to 1 full size in length and 1/2 size in width throughout your day? The patented Z shape of the sole helps the shoe stretch as your foot changes. The sock like upper includes zones engineered for more stretch to allow the shoe to adapt to each foot?s shape and is lightweight and breathable. The designer, Dr. D?Wayne Edwards began his career as an entry-level footwear designer at LA Gear in 1989 at 19 years old. He holds over 50 patents and has designed more than 500 footwear styles for iconic artists like Tupac, Notorious B.I.G., Dr. Dre, Snoop Dogg, and Nas. His designs have been worn by athletes at six different Olympics and are showcased in all MLB, NFL, and NBA stadiums, worn by legends such as Derek Jeter, Carmelo Anthony, and Michael Jordan. Over the past 35 years, he has received numerous awards, including the Red Dot Award, three Mercedes-Benz Fashion Awards, and recognition as one of Fast Company?s 100 Most Creative People in Business, Business Insider's 100 People Transforming Business and Business of Fashion 500 Influential People in Fashion. Today, he reopened Michigan's HBCU, Pensole Lewis College where he serves as President. Sizing: Adult General Sizing Care and Cleaning: Machine Washable Footwear Insole Material: 90% EVA (Ethylene Vinyl Acetate) and 10% Polyester Features: Lace Up Construction: Removable Sock Liner, Breathable Upper Footwear Lining Material: 100% Polyester Toe Style: Round Toe Shoe Details: Embroidered Detail Footwear Upper Material: 100% Polyester Heel: No Heel Footwear Outsole Material: 54% Viscose and 46% Rubber Shoe Width: Medium Footwear toe openness: Closed Toe Footwear outsole details: Flocked Outsole Did you know the average foot can expand up to 1 full size in length and 1/2 size in width throughout your day? The patented Z shape of the sole helps the shoe stretch as your foot changes. The designer, Dr. D?Wayne Edwards began his career as an entry-level footwear designer at LA Gear in 1989 at 19 years old. He holds over 50 patents and has designed more than 500 footwear styles for iconic artists like Tupac, Notorious B.I.G., Dr. Dre, Snoop Dogg, and Nas. His designs have been worn by athletes at six different Olympics and are showcased in all MLB, NFL, and NBA stadiums, worn by legends such as Derek Jeter, Carmelo Anthony, and Michael Jordan. Over the past 35 years, he has received numerous awards, including the Red Dot Award, three Mercedes-Benz Fashion Awards, and recognition as