12- to 24-Inch

Specialized's Big Roller tire gives younger riders advantages that adult size bikes are getting. Wider tires, along with a new tread design allows for maximum traction and stability in many riding conditions. This leads to more fun and better confidence! - Casing: 60 TPI - Bead: Wire - Compound: 60a - 20 x 2.8"; Max Ride 20psi / Max Install 35psi; approximate weight 670g - 24 x 2.8"; Max Ride 25psi / Max Install 35psi; approximate weight 835g

An aggressively styled youth tire for all-condition riding, our Roller tire is the perfect tire for your kids to learn how to shred. - Casing: 22 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 12 x 2.125", PSI Max 40, approximate weight 280g

An aggressively styled youth tire for all-condition riding, our Roller tire makes the perfect tire for your kids to learn how to shred. - Casing: 22 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 16 x 2.125", PSI Max 40, approximate weight 420g