Electrical Insulating Gloves are made from NATURAL RUBBER latex using a proprietary ENVIRONMENTALLY FRIENDLY dipping process for ULTIMATE FLEXIBILITY AND DEXTERITY ERGONOMICALLY-DESIGNED hand at rest shape for less hand fatigue Case hardened finish provides smoother surface for EASY DONNING, PERFORMANCE and PROTECTION Electrical Gloves CLASS 00 AND 0 offer ARC FLASH PROTECTION Class 1 in accordance with EN 61482-1-2 CERTIFIED FOR RESISTANCE to acid (Category A), Ozone (Category Z) and very low temperatures (Category C)