Kuromi Kids 11.8 Oz Reusable Water Bottles - Sanrio Party Favor 6 Piece Bundle with 11.8 Oz Bottles with Pull Top Lid Plus Stickers, More for Girls | Bulk Kuromi Water Cups. This Kuromi party favor bundle comes with 6 reusable Kuromi water bottles with pull top lid, each able to hold 11.8 oz of liquid. Sure to be a hit with all Kuromi fans, these Kuromi tumblers are great to use as party favors, party supplies, goodie bag fillers, gift basket fillers, and more! Each durable cup depicts colorful artwork of favorite Sanrio character Kuromi on a colorful background, perfect to pair with all other Sanrio birthday party decorations. Officially licensed Kuromi water bottles for kids, boys and girls alike. Set also includes Hello Kitty and Friends stickers and a Beach Kids cat door hanger.