Certified A/C Pro R-134a Ester Oil Charge with ICE 32 is a medium viscosity ester oil charge for all R-134a A/C systems. Contains approximately 1 oz. of Ester Oil Charge, approximately 1 oz. of R-134a, and approximately 1 oz. of ICE 32 Performance Enhancer. R-134a Ester Oil Charge AC Oil Lubricant with ICE 32 features advanced chemistry for improved cooling while extending compressor life. Product Features:Contains approximately 1 oz. of Ester Oil ChargeContains approximately 1 oz. of R-134aContains approximately 1 oz. of ICE 32 Performance EnhancerAdvanced chemistry for improved coolingExtends compressor life