18-inch wheels ideal for riders 42-52 inches tall, tool free adjustable saddle allows the bike to grow with your kid SmartStart bikes are engineered specifically for a kid's size, from top to bottom, designed to outsmart physics and help boys and girls learn to ride with confidence Easy to remove training wheels, full coverage chain guard to protect little hands, feet and clothing Rear coaster foot brake, front caliper brake, easing the transition to a bigger hand brake when ready Arrives partially assembled, will require tools, Philips head screwdriver, Allen wrench 4mm, 5mm 6mm, & 8mm, and adjustable wrench, pair of pliers with cable cutting ability
18-inch wheels ideal for riders 42-52 inches tall, tool free adjustable saddle allows the bike to grow with your kid SmartStart bikes are engineered specifically for a kid's size, from top to bottom, designed to outsmart physics and help boys and girls learn to ride with confidence Easy to remove training wheels, full coverage chain guard to protect little hands, feet and clothing Rear coaster foot brake, front caliper brake, easing the transition to a bigger hand brake when ready Arrives partially assembled, will require tools, Philips head screwdriver, Allen wrench 4mm, 5mm 6mm, & 8mm, and adjustable wrench, pair of pliers with cable cutting ability