Shapewear - dress slip

This is a euro 44, which is about US12. Mesh and thick panels , ticks everything in. The slip does not seem to slide up with movement Un stretched flat laying measurements are appx: Bust 16.5 inches (this part has a lot of give to accommodate a bra Waist 15 inches Length 31 inches from shoulder to hem Worn once for 30 min - not something I’ve needed in a while.