You can always rely on these comfortable sneakers. The upper is made from high-quality leather with durable GORE-TEX, while the breathable OrthoLite insoles absorb shocks with every step. Certified tannery: One or more key components consist of at least 50% leather from a tannery that has received at least a silver rating for environmental sustainability from an independent certification body. The Leather Working Group (LWG) assesses and evaluates tanneries based on energy consumption, waste production, and water treatment. OrthoLite insoles: The comfortable insoles made from OrthoLite foam are breathable, wick away moisture, and provide antimicrobial and long-lasting cushioning properties. The highly breathable material is resistant to wear and maintains its rebound characteristics.