The replacement air cartridge for the 30

All lenses fit all goggles

the Ergon GXR does exactly what cross-country riders and racers want: absorb shock

no need to mess around with strapping things to your frame

Atmos Sealed Construction: Eliminates need for staples and bumpers on base of saddle

Smith Squad XL MTB Goggles - One Size Fits Most - Midnight Navy/Sage Brush - ChromaPop Contrast Rose Flash Lens NoAusPost The replacement air cartridge forThe Squad XL MTB is the largest MTB goggle in the Smith collection. This oversized goggle provides an unparalleled field of view. Its open frame design combined with a vented, anti fog coated lens makes the goggle highly resistant to fogging. The ultra durable carbonic x, cylindrical lens provides crystal clear vision to help you spot the smoothest lines. The Squad XL MTB comes with a ChromaPop lens pre installed and an anti fog coated, clear bonus