Explore the best-selling waterproof smartwatches for tween boys and save up to 60% from leading brands. VTech is the parent organization of various brands like LeapFrog, Snom, VTech Communications Ltd., etc. The brand VTech offers cool smartwatches for kids at significantly low prices. Various shades of green include lime green, pale green, light green, dark green, sea green, mint green, neon green, etc.