Bare skin, simple as that. The muted rose of nipples, echoed very faintly at the fingertips, elbow, and in the shading of curves. One could fairly call the color “blush”, although there’s no hint of embarrassment.
Rounded hip, strong thigh, pliant flesh. A blank canvas, but for what medium? Goosebumps? Beads of sweat? An all-over rosy flush? Or perhaps a lick of heat and color after the snap of a belt?