The inside is warm with fleece. They are very light, so they seemed easy to wear. My child used them, so there are noticeable stains and the like, so please refrain from purchasing if you are sensitive. Navy and red boots with fleece lining and velcro straps. - Brand: New Balance - Color: Navy/Red - Design: Velcro straps - Material: Synthetic fiber - Inner material: Fleece - Sole type: Rubber sole Thank you for looking.