Merrell Kids - Hydro 2 (Toddler/Little Kid/Big Kid). Color Olive Green. Low Stock. On sale for $34.50. MSRP $55.00.. 3.7 out of 5 stars1 left in stockBrand NameMerrell KidsProduct NameHydro 2 (Toddler/Little Kid/Big Kid)ColorOlive GreenPrice$34.50MSRP: $55.00