Fiberglass frameTravel Essentials: Small Purse Umbrellas can protect you from the wind and rain when you are outsideHigh Quality: Compact travel umbrella is almost unbreakable with a three-fold chrome plated metal shaft, and strong metal frame to allow for greater stability in high winds. Perfect for men, women, teens and kids.Lightweight and Automatic: It's easy to carry and store purses, briefcases, backpacks, luggage and more. Auto open/close function is easy to use.Umbrella Windproof: This is unbreakable umbrellas which have strong metal frame and fiberglass ribs. travel umbrella is fortified with resin-reinforced fiberglass ribs that flex slightly to withstand powerful gusts without turning inside out.Super Windproof and Waterproof Umbrella - Compact Travel Umbrella is Windproof, waterproof. The fabric which is made of 210T pongee is smoother, thicker and sturdier.