Simpson SD1 Shield - Iridium 4122LRGBU Simpson's utilizes its unique 4-way

Simpson's utilizes its unique 4-way stretch material to provide exceptional TPP performance as well as ensure proper fit and excellent driver hand mobility

simply replace the paper filter and wash and reuse the intermediate and pre-filter

and Accents

Straight leg cuffs

High-impact

Simpson SD1 Shield - Iridium 4122LRGBU Simpson's utilizes its unique 4-waySimpson helmet shields are offered in clear as well as stylish and functional tints. When ordering a shield for your racing or motorcycle helmet, keep these considerations in mind: Clear shields are generally used for night racing or very low light conditions Amber shields provide a minimal amount of tinting that's ideally suited to overcast weather Yellow shields are often used in dawn or dusk driving, as they tend to accentuate track features Tinted