STANDARD: EN ISO 20345:2011 UPPER: punched suede leather. EXTERNAL LINING: highly breathable textile. INTERNAL LINING: SANY-DRY® 100% polyester fabric, three-dimensional, breathable, antibacterial, it absorbs and releases the moisture, abrasion resistant. FOOTBED: ECO-TECH, POLY-GREEN footbed anatomic, antistatic, holed, scented, soft and comfortable. The upper layer is made of antibacterial fabric arbsorbs moisture and keeps the foot always dry. SOLE: polyurethane/TPU with POLY-GREEN insert. TOE CAP: ALUMINIUM 200 J MIDSOLE: non metallic APT PLATE - Zero Perforation even with a 3 mm diameter nail. PERFORMANCES AND TECHNICAL FEATURES: Italian Leather. PACKAGING: 100% recycled paper and carton packaging. ACCESSORIES: laces and tongue labels are made of 100% recycled yarns deriving from plastic bottles.