Offering impressive comfort and stability, the New Balance Women’s WX857v3 Slip Resistant versatile training shoe is great for both the gym and everyday wear. FeaturesROLLBAR stability post system helps control rear-foot movement for enhanced support Slip resistant outsole properties are tested according to ASTM F2913 to provide superior traction under various surface conditions.   320.2 grams (11.3 oz)MaterialLeather upper New Balance Women’s WX857v3 Slip Resistant Shoe Black