Our two-layer folding umbrella uses a fiberglass frame for wind resistance and ventilation. The design helps prevent inversion by allowing airflow through the canopy while keeping you dry. Key features - Ten fiberglass ribs provide robust strength to withstand gusts up to 120 mph. - Ventilated two-layer canopy reduces lift in gusty wind for improved stability. - Teflon-coated canopy enables quick-dry performance, promoting fast storage after use. - Lightweight and portable: weighs 15 oz and folds to 11.5 inches (29 cm). - Includes a compact carry bag for easy car storage or travel. All weather performance - Stays dry and protected against strong gusts in windy and rainy conditions. - Reliable protection without sacrificing portability or speed of drying. Use scenarios - Daily city commute: compact enough to fit in a car trunk, office bag, or locker, with fast drying after rain. - Travel and car trips: lightweight and easily stored in a vehicle or luggage, ready for sudden showers. - Outdoor events and weekend outings: wind resistant for parks, stadiums, and open spaces, with quick re-use after a quick dry. Specifications at a glance - Frame: fiberglass - Canopy: Teflon-coated - Number of ribs: 10 - Weight: 15 oz - Folded length: 11.5 inches (29 cm) - Wind resistance: up to 120 mph gusts This umbrella combines two-layer construction, a fiberglass frame, and a quick-dry canopy to deliver reliable rain protection, easy storage, and practical everyday use.