Compact helmet-compatible protective lens — mounts to standard 19 mm side rails or secures with an elastic band for on-helmet or on-head use. Key benefits Reliable eye protection: UV protection plus impact-resistant construction shields eyes from sunlight and flying debris during operations and work. Flexible mounting options: attaches directly to helmet side rails (19 mm) or used with the included elastic band attached to the helmet or worn on the head for non-rail helmets. Works with respiratory gear: compatible with half-face masks so you can wear eye protection and a respirator together without interference. Simple, customizable kit: each complete glasses set contains one lens; select your preferred lens color when you order. Compatibility and specifications Rail compatibility: designed for 19 mm helmet side rails. Mounting options: rail-mounted or elastic-band attachment to helmet or head. Respirator compatibility: fits with half-face masks. Protection: provides UV protection and is impact resistant. Kit contents: one lens per complete glasses set (lens color chosen at purchase). Practical use scenarios Tactical training and range use: quickly attach to your helmet rails for on-demand splash and debris protection while maintaining a low profile. Industrial and maintenance work: wear with a half-face respirator to protect eyes from dust and UV exposure while performing sanding, grinding, or chemical handling. Outdoor field operations and inspection: choose a tinted or clear lens and swap the elastic band for comfortable, secure wear when a helmet rail is not available. Why this product solves problems Eliminates compatibility issues between helmets and eye protection by supporting standard 19 mm rails and an elastic-band option. Keeps respiratory and eye protection compatible, avoiding gaps or interference when using a half-face mask. Lets you customize lens color at purchase to suit lighting conditions or task requirements without extra parts. Ordering note Each complete glasses set includes one lens only. Please select the desired lens color when placing your order.