Under Armour Micro G Monza NM Running Shoes mesh Slim, Athletic Build - Increases mobility by eliminating the bulk of additional, superfluous fabrics. Flexible Mesh Upper - Allows air to fully permeate the shoe's interior, thereby promoting a cooler, drier and altogether more pleasant environment. Suede Midfoot Underlay - Supplements upper and midsole technologies to deliver additional support. Micro G Midsole - Cushions the foot and attenuates shockwaves superbly. 4D Foam Footbed - Conforms to the shape of the wearer's foot to deliver a secure, customisable and adaptive fit.