Our Trail Technique Adjustable Sandal is all about performance, from the wilderness to the concrete jungle. Rugged rubber outsoles are enhanced with treads for extra traction. Antimicrobial linings promise to help keep heels cool while truTECH gives them extra cushioning. EVA Midsole. Provides Flexible Lightweight Impact Absorption Adjustable Hook and Loop. Allows for Personal Comfort and Fit Preferences EVA Footbed. Provides Flexible Lightweight Impact Absorption Textile Lining. Provides Breathability Rubber Outsole. Provides Long Wear Durability.