509 Sinister X7 Ignite S1 Lens Colour:Red Mirror Smoke Tint and a Nylon core for

and a Nylon core for structure and durability

plus impact protection and insulation built into the knees

Automatically adjusts your sound volume based on the outside ambient noise

and Bluetooth Intercom

you won't have to worry about your drinks getting warm or those PB&J's getting all mushy

509 Sinister X7 Ignite S1 Lens Colour:Red Mirror Smoke Tint and a Nylon core forCompatible with the Sinister X7 Ignite S1 Goggle, the 509 Sinister X7 Ignite S1 Lens allows for quick and easy lens swaps depending on light and snow conditions, letting you see more clearly, no matter what the weather has in store. FEATURES Only compatible with Sinister X7 Ignite S1 Goggles