Pair of Elf Ear tips, with 2-1/4" ID inlet, 2-1/4" diameter body with an overall length of 11" Can be clamped or welded in place. Made from 304 stainless steel for maximum corrosion resistance. Hand mirror polished finish. The quality of our tips is far superior to the less expensive tips on the market. These tips come with a lifetime warranty and proudly made in the USA.