VECJUNIA Womens Breathable Nubuck Lace-Up Hidden Wedge Running Sneakers fabric-and-synthetic Rubber sole The main material is fabric and sturdy non slip soft rubber sole Hidden Wedge adds your height The shoes are more durable, anti-slip and breathable for its high quality The upper of the shoes features highly-breathable, fast-drying, open air mesh They are ultra light weight, great perspiration effect