Lazer Nutz KinetiCore 2.0 Helmet - Space Size:OS To make sure your bike

To make sure your bike is perfectly horizontal

Dimensions: 11 x 29 x 7 cm (Outer dimensions)

Highly tunable for the individual

but it also helps with aerodynamics

Lazer Nutz KinetiCore 2.0 Helmet - Space Size:OS To make sure your bikeLazer Nutz KinetiCore 2. 0 Helmet Space A protective, comfortable and attractive looking helmet for little ones graduating to balance bikes or first pedal bikes. Well protected Ensure your child is protected and comfortable as they experience the joy of exploring the world on two wheels for the first time. The Lazer TurnSys system with reflective sticker provides the best possible fit that's easy to adjust with a turn of the dial. KinetiCores