The Large Picnic Blanket measures 79*55 inches when open, enough for multi adults sitting and a family Spring tour Durable Quality of Oxford cloth,Great for Picnic Beach Camping Blanket mat Waterproof and Sandproof,Easy to clean outdoor blanket beach mat - After use, you can shake off the sand on top easily or brush it off easily with brush or broom, grass or stain can be wiped off with water and soap easily Handy Carry,Simply fold up this picnic mat and use its handy strap to conveniently carry it over your shoulder and transport it to and from your destination