New Balance Women's Apparel Size Chart Stylish. Slip resistant. The women's Studio Tight is a new staple in your studio attire, and it's easy to see why. The open heel features silicone grips that give traction on polished floors. Plus, mesh insets on the backs of the knees welcome fresh breeze, while NB Dry and NB Fresh technologies help resist unwanted odors and moisture. Features: - Contour waistband with power mesh - Fitted bottom - Mesh panel at back of knee - Open heel with logo silicone gripper at bottom of foot - Waistband pocket - 88% Nylon and 12% Lycra(R)