Kuromi Backpack for Girls - Bundle with 16” Sanrio School Backpack Plus Water Bottle, Stickers, More | Hello Kitty and Friends School Bag Kuromi. This Sanrio school backpack features adjustable straps, zip closure, and a top loop featuring the colorful artwork of Kuromi. This Sanrio backpack for kids has plenty of space for folders and books. The front accessory pocket is perfect for holding Kuromi pencils, pens, school supplies, toys, snacks, and more. This durable Kuromi backpack for girls also comes with a Beach Kids water bottle, Hello Kitty stickers, and a Beach Kids cat door hanger! Officially licensed Sanrio Kuromi backpack school set for kids. Pair this with other Hello Kitty and Friends school supplies. For ages 3 and up.