Sumo Seatsac 125lbs

-Three link valves for water and air-tight filling/draining -One traditional valve for compatibility with older pumps -Centered handle on top makes it easier to adjust the bag in compartments during filling/draining -Weight label around valve for easy size id -Color coded graphics for ideal boat location recommendations Sumo Sac Spring-Loaded Link Valve SL's spring-loaded Link valve creates a clean, water-tight seal that automatically opens and closes when the Uber pump is used for filling and draining, eliminating water shooting into the boat. 8x16x25