A classic rocker sole, hand-selected leathers, and custom hardware make Brennan the go-to bootie for any occasion. Patented stapled construction. UPPER: High-quality leathers. LINING: Combination of soft lining and textile treated with anti-microbial for odor control. SOCKLINING: Leather for breathability. FOOTBED: Dual-density EVA for full-foot support with memory foam for added cushioning. OUTSOLE: Lightweight EVA. INSIDE ZIPPER