Fit & Design: Stay up technology is designed with the perfect tension and elasticity to keep them exactly where you want them Seamless toe eliminates the annoying bump that runs across the toes Cushioned footbed provides comfort and extra support for your soles Honeycomb arch support cradles the arch of your foot Y-stitched heel creates a natural cup around your heel made to fit your feet Made with extra-long staple cotton a premium fiber that's soft, durable, and smooth against your skin Additional Details: Machine washable