Strider - 12 Sport Balance Bike, Ages 18 Months to 5 Years, Custom Redline Blue INSPIRE MOBILITY AND FREEDOM: We believe, if you can walk, you can ride. Our bikes are designed to focus on a simple goal: learning and improving balance. Through this approach, your child will also learn coordination and confidence. We have found it to be the best way to learn to ride. ENJOY MASTERING RIDING EARLIER: Our simple focus provides for a safe, easy, and natural transition towards a pedal bike, getting your child to learn at their own comfort level how to balance on 2 wheels as early as 18 months and opening up to them the excitement of a whole new world to enjoy. SIMPLICITY AND QUALITY: US patented, high performance design; simple 5 minute assembly (5mm wrench included); flat-free EVA polymer tires; 1 piece ultralight wheels; frame integrated footrest; adjustable seat and handlebars (11-16 in and 18-22 in respectively), and 2 year factory warranty. XL SEAT AND UPGRADES: The 12 Sport includes BOTH the mini-saddle seat designed to perfectly fit toddler sized hips (18-36 months) and the XL seatpost, which will extend the use of your 12 Sport to 36-60 months, (under 60lbs). It offers no-tool seat/handlebar height adjustment and handlebar pads. JOIN THE STRIDER FAMILY: Strider offers a sense of community that has transformed the experience of learning to ride a bike free of the fear of falling and the frustrating option of learning how to operate pedals. Strider hosts events such as Camps, Adventure Zones, and the Strider Cup.