Enhanced massage beads. Arch support. Sculpted heel cup. Made with proprietary Microplast technology to provide a lightweight, comfortable and durable shoe. Construction Slip-resistant and non-marking. Provides stability on a wet and dry terrain. Non-absorbent, antimicrobial. Machine washable and easy to sanitize.Fade-resistant Small (5.5-6.5) Medium (7-8) Medium/Large (8.5-9.5) Large (10-11) Color Pearl