Merrell Kids - Hydro Free Roam (Toddler/Little Kid/Big Kid). Color Gunsmoke. On sale for $39.00. MSRP $50.00.. 3.1 out of 5 starsBrand NameMerrell KidsProduct NameHydro Free Roam (Toddler/Little Kid/Big Kid)ColorGunsmokePrice$39.00MSRP: $50.00