Lupo Women's Butterfly Terry No Slip Yoga Barre House Grip Socks, Medium Blue Cotton 86% / Poliamide 13% / Other Fiber 1% Imported Women's essential sock has a custom butterfly shaped silicone at the base to provide grip at key contact points on your foot Ballet inspired design has a strap across your foot for added comfort and stability Made to absort sweat as well as allow breathability to keep you dry and comfortable during your workout and/or daily use. Designed to provide stability in yoga, pilates or barre class as well as lounging around at home with its non slip custom design Essential grip sock has been designed at low height to give you freedom and mobility