Perfect Fit for Clear Viewing Our dew shield measures exactly 74mm (2.9 inches) in length, with a precision-engineered design that snaps securely into your telescope's front opening with just a slight twist. The perfect dimensions ensure: Secure fit without interfering with optics Complete lens coverage for maximum protection Easy installation and removal when needed Say goodbye to frustrating dew buildup! This shield: Creates a protective barrier against moisture Maintains clear viewing in humid conditions Works all night long without fogging Complete Protection Package You'll receive: ✔ 1 premium dew shield ✔ 3 protective dust caps All crafted from eco-friendly materials that combine sustainability with professional-grade performance. Constructed from high-quality PETG plastic, your dew shield offers: Superior durability for long-term use Excellent UV resistance against sunlight damage Optimal flexibility to prevent cracking Weather-resistant performance in all conditions Our Promise to You We guarantee 100% satisfaction with your purchase. If this dew shield doesn't meet your expectations, we'll make it right - no questions asked.