Specialized Ground Control Sport Bivy and by nature of the

and by nature of the fact that they are made by hand

Built with high-quality bluesign®-approved recycled fabrics

energy-absorbing and ventilated impact protection

Great value

Specialized Ground Control Sport Bivy and by nature of theThe Ground Control Sport uses an extremely versatile tread pattern which can be used from cross country race to trail, it rolls fast with exceptional amounts of confidence and grip. Our Block In Block design uses a taller adaptable inner block to pierce the ground and claw for traction. The larger outer structure supports the inner block for additional speed, traction, support and stable handling. Casing: 60 TPI. Bead: Wire. 26 x 2. 35", PSI 25 50,