Crenstone Exclusive Superhero Potty Training Stickers for Boys Bundle - Over 400 Super Hero Reward Stickers for Toddlers Featuring Spiderman, Batman, Superman, More | Marvel Stickers Party Favors. Fill up your little one's potty training chart with these superhero reward stickers! Stickers feature favorite super heroes including Spiderman, the Avengers, Batman, and Superman. Each Marvel and DC sticker book Includes 4 sticker sheets and over 100 superhero stickers to choose from! Over 400 reward stickers total.These bulk superhero stickers are also great for reward charts, motivational stickers, party supplies, or just for fun! Officially licensed Marvel and DC stickers bundle exclusively by Beach Kids. Includes a bonus Beach Kids superhero door hanger!