George toddler girls' winter boots keep her feet cozy and stylish. The upper is made of nylon and faux leather, while the outsole is made of rubber. These boots are designed with a cold weather rating of -30 degrees Celsius, 3M Thinsulate insulation, a waterproof sole, reflective details, a round toe, bungee laces, a faux fur trim, and a lug sole for traction on slippery surfaces.