The Cool Shirt Club Systems are the most popular driver systems that we manufacture. The compact Cool Shirt Club 12 System provides the advantage of system for those racing applications that have limited space or shorter race durations. Perfect for road racing, circle track, drags and many other racing types a favorite among SCCA and PCA drivers! The compact Cool Shirt Club System keeps you cool and alert so you look and feel your BEST when they hand you the trophy! The Cool Shirt (Cool Suit) Club 12 System comes with a 12qt cooling unit with an internal pump which supplies cooled water to the shirt through 8ft of double insulated hose with automatic shutoff/quick disconnects. The optional Temperature Control Switch gives the driver complete control of their comfort while in their race car. Total weight for the Club System is only 3lbs. HOSE SOLD SEPARATELY. Size: H 11 x W 9 x L 14Pit Stop USA offers Cool Shirt Cooler - 12 Quart CS-H-12 at low everyday prices. Be sure to check out all of our products from Cool Shirt including Cool Shirt Cool Shirt Systems.