You're Never Too Young To Get Mud On Your Boots,That's Why The Original Muck Chore Boot Is Now Sized For Boys And Girls With The Classic Quick Clean Toughness That's Comfortable And Totally Waterproof.The Stretch-fit Top-line Binding Is Snug Around The Calf To Keep Warm Air In And Cold Air Out,And The Pk Mesh Lining Lets Their Feet Breathe.These Durable Kids' Wellies Are Fully Insulated With The Signature Muck Boot Neoprene,Which Provides The Ultimate Comfort And Puddle Proofing.