Timberland Mt. Maddsen Waterproof Mid - Boys' Toddler Waterproof membrane keeps feet dry and comfortable for protection in any weather. Combination waterproof leather and synthetic upper for durable protection. Fully gusseted tongue provides comfort and keeps debris out. Bungee closure for easy on/off. Sockliner allows you to get the right fit every time. OrthoLite® footbed provides all-day cushioning and support. Compression-molded EVA midsole provides lightweight cushioning and shock absorption for all day comfort. Durable Green Rubber (42% recycled rubber) lug outsole for durability and traction on any surface. Solid rubber outsole with multi-directional lugs for traction on varied terrain.