Nike Men’s Metcon 5X Night Time Shine Black and Silver Mesh and Rubber Training Shoe Size 13 Style - CN5454-001 Great Condition The Nike Metcon 5 X 'Black' is designed for intense interval training from heavy lifting to sprints. The mesh and synthetic upper combines with strategically placed rubber for a lightweight feel and enhanced durability during rope climbs. The rubber sole enhances traction during floor moves.