Teflon Slipper Bonded MT-18B High shank Bonded Teflon Slipper. This Slipper has a Bonded,Non-Stick,Teflon Bottom. Part Number MT-18B (it is “slippery” to allow “sticky” fabrics to slide under the Foot) Its the thinnest in its class & the most hard wearing. Its the highest quality replacement.
