Sperry Top-Sider Women's 3 Pack Skimmer Liner Socks 85% Cotton, 13% Nylon, 2% Spandex Imported Pull On closure Machine Wash Extremely soft fabric provides the right amount of cushioning to keep you comfortable all day long Sperry liners are designed to fit perfectly with any sperry shoe but are great to pair with all boat shoes, dress shoes or sneakers Silicone gripper helps keep these socks up all day 3 pair per pack