R-134a with Sub Zero Synthetic A/C Booster

• R-134a with Sub-Zero Synthetic A/C Booster.
• Increases cooling capacity by improving lubricity and creating better heat exchange.
• Provides up to 18% colder air.
• Compatible with all PAG and Ester lubricants.
• Comes with a built in disposable recharge hose in a shelf saver cap.
• 14 oz.