Look at the sky it's a bird. No it's a plane. No it's these awesome Superhero Drawstring Bags. These colorful backpacks are great for holding party favors and birthday party supplies to hand out to your event's guests. Each backpack says a powerful statement including "Wham,""Boom" and "Zap." Set of 12 (1 dozen) Size: 12" x 15" Nonwoven polyester. Package includes an assortment of blue, red and yellow. Look at the sky it's a bird. No it's a plane. No it's these awesome Superhero Drawstring Bags. These colorful backpacks are great for holding party favors and birthday party supplies to hand out to your event's guests. You can also use them for overnight trips trips to the pool and vacation time. Give them to your favorite little league team to carry a change of clothes for after practice. Each backpack says a powerful statement including Wham Boom and Zap. Nonwoven polyester. 12 x 15 OTC"