Smiry Rectangle Picnic Table Cover Waterproof Elastic Fitted Camping Table Covers for 6 Foot Tables Wipeable Flannel Backed Vinyl Tablecloth Protector for Indoor Outdoor (Grey 30x72 Inches)

Smiry elastic table cloth brings convenience to your dining. Features： - Elastic Fitted & Wind Proof - Waterproof & Spillproof - Reusable & Scratch Proof - Convenient & Wipe Clean - Non-Slip Flannel Backing Color: Grey; Black; Blue; Teal; White; Khaki; Yellow; Red; Wood; Clear;Aqua;Sage Green;Light blue;Pink;Lavender Size: Rectangle: 24x48 inches; 4ft - 30x48 inches; 5ft - 30x60 inches; 6ft - 30x72 inches; 8ft - 30x96 inches; 36x60 inches;36x72 inches;36x96 inches; Round: 36"" - 44"" Round; 45"" - 56"" Round; 57"" - 103"" Round; My desk is made of wood. Will this tablecloth keep the water out of my desk? Our tablecloths are covered with a waterproof vinyl material that effectively protects table away from water milk juice and other liquids from spilling onto the table surface. I want to use this tablecloth outdoors. Will it blow away? We specially added elastic rope around the tablec