Promotional Socks Mug Mockup in Beige Sand Studio Style

Photo-real product mockup of a beige sand mug with "promotional socks" logo printed at tone-on-tone subtle. Mockup style: folded stack, navy + cream logo palette. Studio-grade photography, sharp focus, natural fabric texture / mug ceramic / paper grain. Magazine-quality merch shot, no watermarks. Logo is generic placeholder typography — no real-brand marks. Realistic product proportions. Target search intent (rendered visually, no on-image text): "promotional socks" (en).