With a flip of a switch and a slip into the Lynco Flip, you can breathe easily into bountiful balance and cushioned comfort of Aetrex. Approved by the American Podiatric Medical Association (APMA). Synthetic upper. Slip-on construction. Built-in Lynco support with a memory foam footbed conforms to your specific gait pattern. Metatarsal cushion relieves stress are forefoot for a more comfortable fit. UltraSKY injected EVA foam accentuates durability and cushioning. Dual density outsole provides stability and support throughout foot, particularly in the heel and ball. Imported. Measurements: Heel Height: 1 1 4 in Weight: 4 oz Platform Height: 3 4 in Product measurements were taken using size 8, width M (B). Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.