ZUODU New 10 Bone Automatic Umbrella for Men and Woman Windproof Waterproof Umbrella 3-fold Business Reverse Umbrellas

About Automatic Opening And Closing 1. Open The Umbrella With Button of handle, 2. Fold the Umbrella upper body (cover+frame) with same Button, and then Manually Retracted the body Stick. Automatic Umbrella Operation Error Must fold the Umbrella upper body (cover+frame) with handle Button before Manually retracted the body Stick. If It Is Damaged By Force Manual Opening And Closing, We Will Not Accept Returns Or Exchanges! Umbrella Canopy Slightly Permeable The Umbrella Canopy Is Stitched With Multiple Pieces Of Umbrella Cloth, No Matter How Delicate The Sewing Is, It Will Leave A Very Fine Tiny Hole On The Umbrella Canopy, When The Rain Is Sudden, The Instant High Pressure And Repeated Hitting The Umbrella Surface, It Is "Possible" (Non-Absolute) To Punch A Small Amount Of Rain Into The Small Hole, Micro-Penetration Into The Inner Layer. Umbrella Cloth Water Pressure Resistance International Standard ISO 22958, Test Water Pressure Up To 30cm Water Columns "Within 1 Minute" The Number Of Water Droplets Appear Is Below 3 (Inclusive), And The Left Has Passed The CMA, lLac - MRA, CNAS, FCL Domestic And Foreign Professional Third-Party Testing Agency Certification, Which Has Minimized The Possibility Of Penetration.