Chef Buddy 80-10099 Seal and Save Mega Pack, 18 bags, Pump, Clip Features include 9 large bags, 144-ounce capacity, dual track lock Pump valve, dimensions: -3/4-inch by 10.375-inch by 13-1/4-inch 9 Medium bags, 72-ounce capacity, dual track lock pump valve, dimensions: -3/4-inch by 7.625-inch by 11-3/4-inch Easy seal clip, vacuum suction pump - manual action means no batteries to change. dishwasher safe (top rack only)