Muck Boots Rugged II Outdoor Performance Boots - Kid's Pink/Black 13. Size: Child 7-8 approximately 3-4 years old (pre school) Specifications for Muck Boots Rugged II Outdoor Performance Boots - Kid's: Manufacturer: Muck Boots Gender: Unisex Age Group: Kids Kid's Shoe Width: Medium Footwear Type: Boots Activity: Hiking Condition: New Fabric/Material: Rubber Water Resistance Level: Waterproof Weight: 0.9 lb Footwear Upper Fabric/Material: Rubber/Neoprene Insole Material: EVA Lining Material: Fleece Outsole Material: Aggressive durable and slip-resistant Midsole Material: EVA Boot Style: Athletic Boot Features of Muck Boots Rugged II Outdoor Performance Boots - Kid's 100percent Waterproof 5mm Neoprene Bootie for Comfort and Performance Warm Fleece Lining Extended Rubber Coverage EVA Midsole for Added Comfort Rugged Outsole for Traction and Durability Package Contents: Muck Boots Rugged II Outdoor Performance Boots - Kids Muck Boots RG2-400-PNK-130: Rugged II Outdoor Performance Boots - Kid's Pink/Black 13