Together with our wall mount these wind items ideally fit to any porch or patio. Our Twin Helix spins in the slightest breeze. Ripstop-Polyester, tear-resistant and specially coated for brilliant colors - Weatherproof material - Recommended for wind speeds up to 25 km/h (15 mph) Width:ﾠ40 cm / 16" Height:ﾠ100 cm / 39"