Made to handle all the handle all the snow and nasty winter conditions your young outdoorsman can throw at them, The Original Muck Boot Company Rugged II Winter Boots for Kids or Toddlers protects young feet through severe cold conditions. Keeping young feet warm and dry as they charge through winter adventures, this easy wearing waterproof boot starts with a 5mm CR flex-foam neoprene bootie upper with 4-way stretch nylon exterior and extended rubber overlays over the foot, shin, and achilles area for lightweight, naturally insulating, waterproof protection. Warm fleece linings inside adds extra insulation to lock out cold temperatures for kids that want to stay outside all day long. EVA midsoles absorb shock, while the comfort insoles feature moisture-wicking bioDEWIX topcovers and NZYM odor-control technology. Aggressive rubber outsoles provide trustworthy footing through slick winter conditions. Comfort rated from -40F to 40F. Avg. Ht.: 11". Avg. Wt.: .9 lbs.Manufacturer style #: RG2. Warm and comfortable waterproof boots for kids 5mm CR flex-foam neoprene bootie upper with 4-way stretch nylon exterior Extended rubber overlays for protection Warm and comfortable fleece lining Cushioning EVA midsoles Comfort insoles with moisture-wicking bioDEWIX topcovers and NZYM odor-control technology Aggressive rubber outsoles Comfort rated from -40F to 40F