This protective case is specially designed for standard 4-inch Funko Pop figure boxes, made of eco-friendly brand-new high-transparency PET material to fully display figure artwork. Built-in anti-UV formula blocks sunlight ultraviolet rays to stop plastic yellowing and cover fading during long-term storage. Rigid PET shell provides full protection against dust, scratches and bumps to keep your collectible boxes mint. One-piece foldable design can be flat packed to cut shipping cost, custom dimensions, color logo and UV printing are supported for bulk order from collectors and toy stores.