Based on this product's specifications, here are some alternatives and similar models
Tactical Shoulder Bag CATerpillar 84726-84, black, one size
Summary description:
Tactical shoulder bag CATerpillar model 84726-84 in black, one size. A compact, single-strap shoulder bag designed for everyday carry and outdoor use, offering organized storage for personal items and small tools. Practical for commuting, travel, or fieldwork where quick access and hands-free carry are needed.