Jackson Safety SGf Series Safety Glasses | Frameless The Jackson Safety SG Series frames are lightweight for added comfort and ultra-flexible for a near custom fit. Jackson Safety SG Series is specially formulated of ultra-strong material that offers unmatched durability and ...Jackson Safety SGf Series Safety Glasses | Frameless The Jackson Safety SG Series frames are lightweight for added comfort and ultra-flexible for a near custom fit. Jackson Safety SG Series is specially formulated of ultra-strong material that offers unmatched durability and toughness.
They come complete with a convenient neck cord to prevent loss of the glasses. Jackson Safety SG Series has a wrap around style lens that extend eye protection to the periphery, and they are also scratch resistant.