• Sign‑D S7S is a comfortable and highly durable safety shoe from the premium CERVA Signatures range, designed for demanding working environments where stability, protection and confident footing are essential • a robust dual‑density outsole with a low‑density PU midsole and a durable rubber tread with an aggressive pattern delivers excellent stability and traction on uneven and unstable surfaces such as rubble or mud, while the LG (ladder grip) ensures safe movement on ladders • a composite toe cap and PS puncture‑resistant plate provide a high level of protection without unnecessary weight • the upper is made of 1.8–2.0 mm full‑grain bovine leather and combined with a waterproof DINTEX membrane to keep feet dry even during prolonged use in harsh weather conditions • the footwear meets HI, CI, HRO, FO, SR and ESD requirements and is equipped with an SC scuff cap • a YKK zipper, an integrated lace pocket and reflective elements highlight the practical and technically well‑engineered character of the shoe for professional use