Original Columbia winter boots, model Bugaboot Plus III. This is one of the warmest and most reliable models from the brand, perfect for active walks, snow, and severe frosts. Key features include Omni-Heat technology that reflects and retains body heat, 200g synthetic insulation rated for temperatures down to -32°C, and a waterproof Omni-Tech membrane. The quick-lacing system makes it easy for children to put them on independently. Size: USA 5.5 / UK 5 / EUR 38. Insole length: 25 cm. Please feel free to ask any questions.