properautocare.com is selling Menz SIP for $37.95 and 106FA for $39.99 with free shipping for all orders over $25 until end of the 31st.
thanks for the heads up. Just ordered Blackfire Metal Sealant, Blackfire tire gel and some applicators (MF, and foam)...Really wanted to try polycharged tire gel as well as polycharged metal sealant (Wolfgang is not, plus it costs more)...