Brooks Glycerin 12 Women's Running Shoe, White Rasberry Nightlife synthetic-and-mesh Synthetic Brooks premier neutral category shoe provides unbelievable cushioning with full-length Brooks DNA and allows your foot to move naturally and in total control Conformable upper uses innovative 3D Fit Print overlays to create structure and reduce weight. Segmented Crash Pad - customizes your laydown with just the right amount of cushion and stabilization for a smooth heel to toe transition. We've removed the midfoot shank to optimize ground contact for a transition that puts the "oo" in smooth.