Bluboon Yellow School Bus Mini Backpack | Ms. Frizzle Costume Adorable 12-inch yellow school bus backpack featuring 3D bus details, reflective accents, adjustable straps, and lined interior. Purchased new in 2022 and used once for a Ms. Frizzle Halloween costume. Condition: Good preowned condition with some markings from prior use. Please review photos for details. Perfect for Halloween, cosplay, teacher costumes, or a fun toddler backpack! Smoke-free, pet-friendly home. Bundles welcome! #MsFrizzle #HalloweenCostume #SchoolBusBackpack #NoveltyBag #ToddlerBackpack