Based on this product's specifications, here are some alternatives and similar models
Laptop Cooling Pad Sony NC032524 for Vaio VGN-NW series — lightweight cooling accessory
Summary description:
Cooling pad Sony NC032524 designed for Sony Vaio VGN-NW series laptops. A lightweight accessory that helps reduce operating temperatures and supports the laptop on a stable surface. Suitable for everyday use to improve ventilation during work or entertainment, it enhances comfort and may help prolong hardware life by lowering heat buildup.