GSM.200GSM. 200 (a measure of the weight and thickness of the fabric). four way stretch spandex. Professional grade fabric, thick and opaque, the bottom edge between the table legs is slightly arched, so it won't be so thin to see the table legs inside and the things under the table. Polyester Blend90% Polyester 10% Spandex. The two-way spandex material allows our tablecloth to be stretched in all directions more easily than our competitors' products. Always snug and tight, designed with reinforced elastic table leg pockets for a tight, professional look. Never let the wind blow your tablecloth again. 6 legs: suitable for a table of 183 cm x 76 cm x 76 cm. WRINKLE RESISTANT & WASHABLE: Our spandex stretch table covers are wrinkle and stain resistant, coated to resist stains, watch liquids bead up, and clean up easily, something our competitors can't guarantee. Can be washed multiple times and does not require ironing. Maybe there is slight crease when taken out, but it will quickly become smooth on the table. Hand wash, machine wash and tumble dry low is OK. We recommend washing with clothes of the same color, water temperature 40 degrees. Elastic Foot PocketsThe leg pocket is about 67cm. The double-layered Oxford fabric reinforces the leg pockets, adding to the durability of the tablecloth and guaranteeing a long life. Reinforced sewn-in leg pockets keep the cover in place, for a tight, professional look. In addition, the leg pockets are highly elastic and can fit many different table legs. Always snug and tight.