good suction cups, to check on the long-term effectiveness on the skin of "orange because I only use them for 1 week. use with oil (including Weleda Birch that is made for. leaves no oily skin after use). I weight myself areas treated by the suction cups to reduce pain (because it hurts a little when you do it properly). I do not do it in the shower as certain as it is necessary to pass anyway 5 to 10 minutes per zone and + I find it pleasant to do with oil at night watching TV quietly :) I therefore recommend the product