Skechers Go Step Marina - Lace Up Shoe Iconic design and premium materials fuse with innovative GOimpulse Sensor technology to achieve the ultimate in comfort and style. GO STEP - Marina has a heathered jersey knit fabric upper in a three eye lace up boat shoe with contrast accents. Fastening:Lace-Up Material Composition:Textile/Mesh/Rubber Features high-rebound cushioning with responsive feedback. Combines a proprietary 'SQUISH' component with our exclusive Resalyte® material. Goga Max Technology insole. Soft heathered finish jersey knit fabric upper. Contrast coloured collar overlay trim.