7iDP, Transition Kids, Knee Guards, Black, M, Pair optical Whether you're riding in the

Whether you're riding in the early morning or late at night

It can also be studded for the true outback warrior on an adventure

AND EFFICIENT: Sirrus X provides the smoothest ride in its class

4 GHz and Bluetooth® Smart wireless digital speed and cadence sensor

and aero Kammtail tube shapes come together for a fast

7iDP, Transition Kids, Knee Guards, Black, M, Pair optical Whether you're riding in theSimple compression slip on fit with heat molding foam for the little rippers on scoot bikes and pedal bikes Breathable mesh back panel to wick moisture away from the skin Designed beyond CE EN1621 1 standards Sizing fitment by age: S (2 4 years), M (5 7 years) and L (8 10 years)