DEWALT DPG83-21 CONVERTER Smoke Safety Glass/Goggle Hybrid Double Duty™ Interchangeable Temples and Elastic Head Strap. FOAM SHIELD™ Debris Protection provides a soft, comfortable seal. Ratcheting Bayonet Temple Arms allow for a comfortable, customized fit. All lens options are ANTI-FOG. Safety glass exceeds ANSI Z87.1+ standards and provides 99.9% UVA/UVB protection. The DEWALT CONVERTER™ Safety Glass/Goggle Hybrid is all about fit and comfort with a padded nose bridge, interchangeable temples and head strap, ratcheting adjustment at the temple and a soft foam frame insert. This glass/goggle hybrid also boasts enlarged lens openings to improve sight lines and ANTI-FOG lenses