Globber GO Bike Duo running bike - quickly and easily adjustable! This running bike from Globber is perfect for learning to ride a bike. With its lower center of gravity and light weight, your child will feel safe and quickly gain confidence. Product Details The Globber GO Bike Duo is great for toddlers ages 2-5. The wheel features heavy-duty EVA foam tires to provide a durable, puncture-free ride every time. The balance bike's thoughtfully designed reversible frame allows you to quickly and easily switch the balance bike from a low to a high frame position, so you can continue to use it as your child grows and develops their motor skills! The Globber GO Bike Duo features a 3-position height adjustable seat. The seat is made of an innovative, soft and non-slip TPR so you can grip and carry the bike effortlessly. The curved handlebar.