CE EN ISO 20347:2012 OB, A, FO, SRC - ESD-compliant according to DIN EN 61340 - TÜV GS-certified safety according to DIN 4843 Part 100 Section 3.1v.8/93 - Upper material: suede leather - Slip-resistant rubber outsole - Leather-covered cork footbed - Sanitized treated - Two adjustable instep straps with buckle closure - Marked with ESD warning symbol - Size: 35 - Color: blue