Kid’s Arctic StormExtreme-Cold Conditions BootExtra layers of rugged protection for active kids! Comfort, warmth and stability for all-day play even on the coldest days.DS1 molded outsole – outer and inner grip6 layers of protectionExtra layers of insulating warmth and protection! 5.5 mm bootie; 2.5 mm DENSOPRENE XD foam (extreme density) for extra protection; 2 mm airmesh; 2 mm warm fleece liningRemovable molded EVA socklinerDouble achilles heel and instep reinforcement for comfort and protectionNylon shankAll Dryshod Neoprene Rubber Boots have these Features100% WATERPROOFDesigned and built to be 100% waterproof from top to bottom.5mm DENSOPRENE® FOAM INSULATED BOOTIEKeeps out the cold & wet. Keeps in warm & dry.HYDROKOTE® WATER-REPELLENTNo more soggy boots. Water rolls off and dries in seconds.4-WAY STRETCH BREATHABLE AIRMESH LININGPromotes airflow to keep your feet dry and comfortable.EASY-ON/EASY-OFF4-way stretch materials and generous heel kick for easy-on/easy-off convenience.ROLL-DOWN CALF PIPERoll down the top to tuck in your pant leg or vent in warm temperatures.GENUINE NATURAL-RUBBER OVERLAYSOnly genuine hand-laid rubber. No PVC, PU, or TPR.SUPERIOR STABILITYReinforced tuck board with rigid shanks for added stability.SUPERIOR FIT AND COMFORTSlipper-soft comfort and sized to athletic-shoe standards.CONVENIENT BACK-PULL TABSSturdy pull tabs for easy-on/easy-off convenience and safety.