The Haix Safety 40 MID is an S3 safety shoe that is optimally equipped for construction sites, even in the worst weather conditions. These safety shoes are permanently waterproof, very lightweight, and flexible, offering high comfort. The shoes are true all-rounders and can be worn both indoors and outdoors. You can always rely on these Haix shoes. They are orthopedically adjustable according to DGUV 112-191. Maximum wearing comfort and perfect fit are guaranteed. The high safety shoes are designed for the best possible comfort, thanks to the lightweight materials used in their construction. The surface is made of microfiber and robust textiles that are highly breathable. The open-pored material allows for good air circulation and ensures balanced air exchange. The weight has also been reduced in the toe protection cap.