BLAST BLAPSI general purpose goggles provide unbeatable comfort and essential modular design with all-round vision.Ball-pivot.Adjustable strap.Overflow chute for liquids.Unbeatable comfort and essential modular designFits over prescription glasses.Panoramic field of viewCompatible with half-mask respiratorConforms to EN166 - EN170Weight 113gFrame Type: Vented - Indirect VentilationFrame Material: TPRFrame Colour: BlueFrame Markings: EN166 3 9 BT CELens Material: PolycarbonateLens Colour: ClearLens Coating: Platinum LiteLens Markings: 2 - 1.2 1 BT 9 CEStrap Material: Polyester