Contour Shape

Generated using Mathematica:)

ContourPlot3D[
Cos[x] Sin[y] + Cos[y] Sin[z] + Cos[z] Sin[x] == 0, {x, -2 \[Pi],
2 \[Pi]}, {y, -2 \[Pi], 2 \[Pi]}, {z, -2 \[Pi], 2 \[Pi]},
ContourStyle ->
Directive[FaceForm[Orange, Red], Specularity[White, 30]],
Mesh -> None, {Axes -> False, Boxed -> False}]