Merrell Kids - Hydro 2 (Toddler/Little Kid/Big Kid). Color Olive Green. Low Stock. On sale for $41.25. MSRP $55.00.. 4.0 out of 5 stars3 left in stockBrand NameMerrell KidsProduct NameHydro 2 (Toddler/Little Kid/Big Kid)ColorOlive GreenPrice$41.25MSRP: $55.00