Vionic Tide Slide Men's Sandals Slides BlackThe Tide Slide by Vionic boasts an iconic supportive footbed with a leather criss cross strap that features mid foot gore for added flex and comfort. Tack on the Vionic name and you know you're getting a quality product. These Vionic Tide Slide Black men's slides have the following features: Uppers: Leather with foam lined straps to ensure a comfortable fit. Lightweight, flexible EVA midsole absorbs shock, reducing stress on feet, ankles, and knees.