1. Anti-Smash: The standard steel toe cap of the men's safety shoes can resist 200J, preventing your feet from being injured by large and heavy falling objects.2. Puncture resistant Kevlar midsole: The safety shoes have a lightweight Kevlar midsole which protects your feet from sharp objects such as nails and steel bars.3. Light weight: quite light and comfortable safety trainers, it helps to reduce foot fatigue and avoid work shoes that are too heavy to add to the work load.4. Breathable: the upper of the steel toe cap safety trainers is made of breathable material, which effectively absorbs sweat from the feet and keeps them dry even in summer.5. Rubber sole: clear textured design, stable grip, and anti-slip and wear-resistant, greatly enhancing safety.Size reference:Size 36 = 23.0CMSize 37 = 23.5CMSize 38 = 24.0CMSize 39 = 24.5CMSize 40 = 25CMSize 41 = 25.5CMSize 42 = 26CMSize 43 = 26.5CMSize 44 = 27CMSize 45 = 27.5CMSize 46 = 28CMPlease choose the right size according to your foot length.