Optimized protection: Featuring a 0. 3mm butyl-viton layer, these AlphaTec® 38-612 industrial gloves offer advanced chemical resistance, protecting against aliphatic, halogenated and aromatic hydrocarbons, as well as concentrated mineral acids. Advanced ergonomics: These hand protection gloves are designed with a naturally curved ergonomic shape, which enhances comfort, ensures dexterity, and makes donning and doffing easier. Improved comfort: Thanks to their soft feel, AlphaTec® 38-612 safety gloves are even more comfortable, facilitating sustained wear.