Business Elite 16K Umbrella - Windproof Double Bone

16k double bones large windproof compact business umbrella 16K Double Bones Superior Wind Resistance Waterproof Automatic Open Close Folding Umbrella Vinyl Material - UV blocking ≥99 Sun and Rain Umbrella Travel Essentials Size: 16k open: 66x108cm, close: 6x34cm 10k open: 63x105cm, close: 6x33cm Material: Handle- ABS , Fabric: pongee inner-vinyl , Mid bones: iron , umbrella bones: fiber. TIPS: 10K Umbrella without double bones.