Can stadium seats be brought in to use?

Clear bags only

7.0”, clear tote (no larger than 12” x 6” x 12”), 1 gallon clear plastic storage bag, clear drawstring bag (no larger than 12” x 12”, binoculars (without case), cameras (lenses no longer than 4”), blankets, jackets, items related to a medical condition, seat cushions (not more than 16” wide), diaper bags (with child), food items in clear bags, and sealed plastic bottles of water 20 ounces and smaller. ITEMS PROHIBITED