Timberland Men's Conway Trail Mid Hiker 100% Leather, suede, and textile Rubber sole Midsole Material: Compression-Molded EVA--The EVA material is heated, reducing the density, for a lighter weight. Outsole: Rubber --Rubber outsole is long-wearing and durable. Model Number: 42121 Classification: Lightweight Hiking Recommended Fit: These shoes run True to Size.