Run with Confidence. The Guide 18 elevates comfort to new heights with enhanced PWRRUN cushioning, providing more protection than ever before. Our innovative CenterPath™ technology ensures you stay secure and confident with every step. This daily running shoe also features a redesigned upper with breathable mesh for improved airflow and a padded heel collar for a snug fit. Go further with the Guide 18. Highlights CenterPath™ Technology A broad base platform underfoot with higher sidewalls cradles the foot so you can roll smoothly with peak protection mile after mile. Max Comfort PWRRUN cushioning and PWRRUN+ Sockliner give you maximum comfort and a soft feel from the moment you step in. Fresh + Secure Feel Updated heel collar foam offers a locked-in feel and new engineered breathable mesh allows for a fresh feel from start to finish.