Sol Sana Eon Knee High Boot in Tan. - size 40 (also in 37, 38, 41) Sol Sana Eon Knee High Boot in Tan. - size 40 (also in 37, 38, 41) Leather upper with manmade sole. Made in China. Side zipper closure. Leather footbed with suede lining. Square toe with narrow block heel. Approx 75mm/ 3 inch heel Approx 393mm/ 15.5 inch shaft. SOLS-WZ263. SS231W926N. Since its inception in 2010, Sol Sana has cemented its position as a global market leader in elevated footwear design. With quality at their core Sol Sana are committed to high end craftsmanship, championing rich leathers, and ensuring premium grade trims are used as the foundation of each collection they present. Renowned for their timeless slides, classic mules, and trend-defying boots, Sol Sana merges wearability and comfort with a decided nod to the high end.