Under Armour Micro G Mantis II Nite Brite Shoe - Women's mesh Ultra-durable upper built from a flat mesh for breathability Molded foam in the heel locks down the foot with perforations for ventilation Molded 4D Foam footbed conforms to your foot's exact shape, eliminating slippage Full-length Micro G foam creates an incredibly lightweight and responsive ride Strategically placed rubber traction covers high impact zones for greater durability with less weight