WATERPROOF: KEEN.DRY waterproof, breathable membrane to keep your kids’ feet dry and comfortable while jumping in puddles and walking in mud WARMTH: KEEN.WARM insulation helps keep your kids’ feet warm in temperatures down to -4° F / -20° C, but still offers breathability; Fleece lining and thermal heat shield insole works captures warmth TRACTION: Non-marking rubber outsoles leaves no trace or imprints while indoor; This rubber outsole makes so that slipper can be worn both indoors and outdoors NO-FUSS FIT: This chukka boot makes for the perfect combination of comfort and style with its classic look; Featuring an easy grab-and-go pull-on design; Featuring a lace-lock bungee system for a secure fit CARE TIPS: KEEN recommends you clean Nylon using mild soap and cold water; To remove excess dirt or spot clean, use a stiff brush or soft cloth; Let shoes air dry away from heat