<a target=_blank class=ftalternatingbarlinklarge href="http://www1.shopping.com/xPO-Ayr-Saline-Sinus-Rinse-Packets-With-Bottle-100-Mix-Packets-Applicator">Ayr sinus rinse kit</a>
All the pieces of our bottle withstand going in our Avent sterilizer just fine, btw. <img src="i/expressions/face-icon-small-smile.gif" border="0"> You'd get a longer, more sustained stream of water than you would with a bulb & better control over water pressure, in all likelihood.
I had a lot of trouble cleaning the bulbs out when my kids were younger (I had one with a plug too but still didn't care for them.)