Seamless, One-Piece EVA Foam; 100% Water-Friendly; 100% Muckproof; Lightweight And Easy To Slip On/Off; Textured Insole For Comfort, Grip, And Support; Breathable Side Ports For Water Drainage And Comfort; Eco-Friendlier BioLite Outsole Is Lightweight, Durable, And Provides SRC Rated Slip-Resistance; Easy To Clean/Hand Washable/Quick Drying Material; Landfill Bio-Degradation Validated Utilizing The ASTM D5511-18 Test Method, ISO 15985; SRC Rated For Excellent Multi-Surface Traction; ASTM D5511-18 / ISO 15985-14; Moc Toe; Color: Black; Style #MLC000