SOS (Square Bottom Stand up) refers to the "square bottom stand up" structure, which is different from the ordinary flat pocket. It can be
placed upright and enhance the display capacity of the shelf. It is widely used in
bakeries, cafes, pharmacies and grocery retail. White
Kraft Paper Bag with whole wood pulp as the base material, in line with food-grade safety standards, non-toxic, tasteless and pollution-free, both
high strength and recyclability, in recent years by environmental protection policies and brand upgrading driven, the demand continues to grow.
The medium-sized SOS white kraft paper bag is not a universal packaging but the "first contact point" for the brand to reach users. It not only needs to ensure basic functions (load-bearing, moisture-proof, and easy to open), but also carry visual communication (printing texture) and value transmission (environmental protection commitment). The medium size takes into account both capacity and portability, which is one of the most mainstream choices for e-commerce and offline retail. White kraft paper has become the first choice for brand customization due to its pure color, high printing fidelity, and compliance with food-grade safety standards (non-toxic and odorless).
Material and Craftsmanship Highlights
Environmental protection base material: 100% wood pulp white kraft paper, no fluorescent agent, non-toxic and tasteless, in line with the national food packaging hygiene standards;
Function upgrade: Optional "PP film oil-proof layer" to cope with oil penetration, "aluminum foil composite layer" to enhance the shading and oxygen resistance, "square bottom sealing glue" to ensure standing stability;
Detail design: Side opening + square bottom structure to improve loading efficiency, both aesthetic and load-bearing.
Applicable Scenarios
Food category: Baking handbags, milk tea takeout bags, dried fruit self-sealing bags (with self-sealing strips);
Pharmaceutical category: Pharmacy prescription bags, traditional Chinese
medicine packaging bags (aluminum foil moisture-proof is required);
Commercial category: Opening gifts bags, meeting materials bags, employee welfare packaging;
Retail category: Clothing store shopping bags, flower shop flower packaging, cultural and creative product gift boxes lining.