Black Racer (Coluber constrictor)。Introducing the Women\'s Racer, designed for a stylish sport look. Crafted from Repreve fabric with printed laces, it offers superior comfort and is machine washable. 100% made in the USA Convenient and sustainable \"waste-free, lace-free\" slip-on design Anti-fatigue soles for all-day comfort Breathable fabric made from 75% recycled materials Machine washable Oil and slip resistant No break-in period No laces to trip you up Breathable & sweat-wicking upper Made to be worn with or without socks Anatomically correct arch support to cradle your foot and heel Anti-microbial insole