Empire Helix Goggle - Single Pane Lens - Black Holsters & Gun Cases it will display peak FPS

it will display peak FPS & BPS

1 TA35055 O-ring

And for the more creative MagFed player

Hypoallergenic super-comfortable face foam

Constructed of durable & lightweight T6 6061 aircraft grade aluminum body made to withstand heavy recoil

Empire Helix Goggle - Single Pane Lens - Black Holsters & Gun Cases it will display peak FPSThe Helix Thermal model takes player comfort and upgradability to new levels. The Dual Density foam giving players the best comfort and the interchangeable thermal lens puts an end to fogging. The thermal dual pane lens is ideal when you are using your mask for long periods of time. The thermal system provides anti fog protection in even the worst conditions. This means that you spend less time with off field maintenance and get more performance