SPEEDO Men's Coast Cruiser Strap (size 11, 12 only) * Hydrotread? our exclusive lightweight rubber compound provides the ultimate traction. * Multi-directional and non-marking rubber outsole. * Featuring 360 Ventilation for maximum breathability. * Our exclusive ventilation designs allow air to move throughout the shoe promoting quick drying. * Adjustable straps. * Slip on styling allows for pull-on entry and secure fit. * Soft removable EVA insole.