The term 'packaging design seafood hollow handcrafted' refers to a packaging design style for seafood products. It involves creating packaging that is both visually appealing and functional, often with a hollow or open design that showcases the product. Such designs are typically handcrafted, indicating a focus on quality and unique aesthetics. They are used to enhance the presentation of seafood at retail, aiming to attract consumers with an emphasis on freshness and craftsmanship.