Quattro -More protected back of the

-More protected back of the head

but that's not about Cookie fuel

We have tested the NANO above and beyond the specifications required by the FAA’s TSO C23d

there is no need to buy two helmets

Cookie roller mount for camera

Quattro -More protected back of theAdvanced audible altimeter with extremely accurate altitude determination. It's so accurate that Larsen & Brusgaard have added additional signals that can be used to indicate your landings. But they still recommend relying primarily on your eyesight and experience. 4 signals for freefall; 3 signals under the canopy; 3 signals in a plane; Track guide between the first and second freefall signals, there will be pulsing signals every 0. 5 sec. (useful