Nerd Belt NB400 GSULT keeping your drivetrain quiet and

keeping your drivetrain quiet and efficient

Cadence - yes

An adjustable heel cord offers extra hold

Security level: 13/20

Nerd Belt NB400 GSULT keeping your drivetrain quiet andTalk nerdy to me The original nerd belt, the NB400 is light weight and comfortable, holds your race bib, 2 x 200ml bottles and won't bounce, regardless of your pace! Perfect for long runs, marathons and Ironmans. The nerd belt is your new hands free way to carry fluids and nutrition during racing or training for a faster performance and recovery. Make sure the belt strap sits on your hips for zero bounce. BEST SUITED FOR: All distances, all paces NO