Under Armour Women's Running Shoe Micro G Pulse 2 GRIT Maroon Yellow White 10 M Light, supportive foam sandwiched between 2 layers of breathable mesh Synthetic overlays provide structure & midfoot support Molded 4D Foam footbed conforms to your foot's exact shape, eliminating slippage Off-road inspired rubber outsole provides the ultimate in lightweight traction Full-length Micro G foam creates an incredibly lightweight and responsive ride