Boll&195;&169; spider Clear safety glasses. Conforms to EN166 & EN172. Lens Clear. Anti fog. Anti scratch. Tipgrip. The trapezoid polycarbonate lens shape guarantees an extra field of vision & the nylon frame with the tipgrip fitting offers comfort & an ideal fitting. Reinforces the degree of protection against shocks. 100% protection against UV. Also available in tinted & flash lenses.