From Ryka, the Women's Windswift LX Mesh Running Sneakers feature: Breathable high density engineered mesh upper Padded tethered tongue with built-in tongue pull Extra padded heel High-abrasion brushed collar lining for longer wear Lace-up closure for a secure fit Fabric lining Anatomical Q:Insole for arch and heel support with anti-odor treatment Lightweight Q:Foam tuned for running with maximum shock absorption and high energy return High abrasion rubber outsole strategically placed to optimize traction and shoe weight reduction RYKÄSHIELD STAIN PROTECTANT: Product works best by cleaning immediately after a spill by running cold water over the shoe. Use only cold water to remove the following stains: dirt, mud, coffee, ketchup, blood. Do not wipe the shoe with any product, including water, as it can cause the stain to be absorbed into the material. Results may vary and Rykä does not guarantee that this product will work to remove any and all stains, particularly after repeated use Approx. 1.25" heel height Weight: 226g / 7.97oz per shoe Heel-to-toe drop: 7.5 mm Imported.