Inflation Valve - 3/4" NPT The Inflation Plug is a direct use valve used with FatSac Party Bumpers.  Allows you to easily fill the Party Bumper to the appropiate level of air.  You don't have to remove the fitting from the bag to use.FatSac ballast fittings have been designed with you in mind.  All of the fittings make connecting pumps and hoses to your FatSac Ballast Bags a quick and simple task.  Simply twist, pull, replace and you're ready to go! Features:Air Inflation Valve - simply use a standard air pump to inflateAir Release Plug - simply turn to release airFor manual filling, not for venting automatic systems*Sold as in individualWARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.