portable cooler 3d model

Design a modular portable refrigerator for backpackers with a detachable, collapsible soft-fabric cold storage compartment and a compact rigid cooling core. Features to include: – A small rigid cooling core containing the thermoelectric system, battery, and heat sink – External passive heat-sink fins on the rigid module – Discreet ventilation mesh for airflow (fan hidden internally) – A soft insulated fabric cold chamber attached to the core – Roll-top or foldable fabric design that can be rolled up when not in use – Straps or clips allowing the rolled fabric to be attached to the side of a backpack – Outdoor-gear look (similar to soft coolers or trekking equipment) – No visible branding, no exposed electronics Show two states: Expanded mode – cooling compartment open and attached Collapsed mode – fabric rolled up for carrying Style: realistic product design, premium outdoor equipment Perspective: exploded or semi-exploded view OR side-by-side states Avoid unrealistic flexibility of hard components