Strider ST-4 No-Pedal Balance Bike, For 18 mos.- 5 years, Orange The 12 Sport is Strider's flagship model, loved by parents worldwide. 2015 version includes padded seat; 2013 version includes standard seat only. Easy, safe, and natural way for toddlers to learn to ride on two wheels without the hassles and complications of pedals or training wheels. Easy to assemble and adjust; Lowest seat height, lightest weight, and widest adjustment range; Properly fits 18 month-5 year olds. Only Genuine STRIDER Bikes offer you access to Strider Accessories, Educational Camps, Play Zones, and Strider Championship Racing. Over 1 Million people have chosen Genuine STRIDER Bikes! Scroll down for reviews, detailed product information and model comparisons.