THE NORTH BUTYL - B131 IS A SMOOTH FINISH UNSUPPORTED 11"" BUTYL GLOVE THAT IS 13MIL THICK. THE SOLVENT-BASED BUTYL MATERIAL PROVIDES THE HIGHEST PERMEATION RESISTANCE TO VAPORS AND GASES AS WELL AS EXCEPTIONAL RESISTANCE TO A BROAD RANGE OF TOXIC CHEMICALS; THIS MAKES IT THE ONLY SUITABLE GLOVE CHOICE FOR MANY CRITICAL APPLICATIONS. FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" EXCEPTIONAL RESISTANCE TO A BROAD RANGE OF TOXIC CHEMICALS MAKING IT THE ONLY SUITABLE FOR MANY CRITICAL APPLICATIONS HIGHLY TO KETONES (MEK MIBK ACETONE) AND ESTERS (TRICRESYL PHOSPHATE AMYL ACETATE ETHYL ACETATE) SOLVENT BASED MULTI-DIP MANUFACTURING PROCESS PROVIDES MULTIPLE LAYERS OF POLYMER (LIKE A GLOVE WITHIN A GLOVE) WHICH RESULTS IN A GLOVE OF SUPERIOR QUALITY BUTYL PROVIDES THE HIGHEST PERMEATION RESISTANCE TO VAPORS AND GASES IT IS RECOMMENDED THAT PRODUCT STORED IN ORIGINAL PACKAGING IN A COOL DRY PLACE AWAY FROM DIRECT SUNLIGHT OR OTHER STRONG LIGHT. AWAY FROM CHEMICALS. RECOMMENDED TEMPERATURE RANGE 50 degreesF TO 86 degreesF (10 degreesC TO 30 degreesC) CHEMICAL PERMEATION RESISTANCE YES MINUTE (TIME UNIT) AVAILABLE SIZES 7-11