soft and smooth or shining

sleek

soft, shiny and smooth like silk

very smooth; like satin

(of a surface) smooth, wet, polished etc so that it is difficult to stand or to move on, or hold; needing care

smooth, slick

not solid or firm; easy to bend, dent etc; pleasant and smooth to touch; (of light, colour) restful to the eyes

cushioned, squishy