Create a DIY stadium seat cushion personalized with embroidery. As the school year starts, there are so many sports and other activities that begin, too. This DIY stadium seat cushion is portable and easily fits in the trunk of the car, so you always have a comfy place to sit. Whether you’re outdoors in the stands (that are hot at the start of the season and cold at the end), indoors on the bleachers, or on the grass, this cushion is adjustable and folds so you can carry it easily. The addition of embroidery allows you to personalize it with a team name, mascot, or monogram. Or use the…