Girls' Sorel Little Kid & Big Kid Yoot Pac Winter Boots The Girls’ Sorel Yoot Pac Winter Boots deliver dependable warmth and weather protection in a kid-friendly design. Featuring a waterproof seam-sealed construction, these boots combine a durable rubber shell with a leather and textile upper. The removable felt inner boot provides insulation against cold temperatures, while the rubber outsole offers traction on snow and ice.