Mustard T-Shirt Mockup for Personalized Pens in Bulk No Minimum

Photo-real product mockup of a mustard yellow t-shirt with "personalized pens in bulk no minimum" logo printed at tone-on-tone subtle. Mockup style: warehouse / industrial, tech blue 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): "personalized pens in bulk no minimum" (en).