The 26 oz (750 ml) plain white Chinese takeout boxes are standard medium-sized food containers. In retail stores and online platforms, a 10-pack configures perfectly for home meal prep, small events, or party favors The material of these white 26oz/750ml food boxes consists of two essential layers designed to keep food warm and prevent leaks: • The Outer Base: Heavyweight paperboard (solid bleached sulfate or kraft paper). This provides the rigid structural shape, handles heat well, and allows the box to be easily written on or labeled. • The Inner Lining: A thin, food-safe polyethylene (PE) coating or a bioplastic (PLA) barrier [Avant Grub]. This protective layer seals the paperboard, making the container entirely grease-resistant and leakproof against hot liquids, sauces, and oils [Avant Grub]. Microwave & Recycling Notes: • Microwave Safety: Containers lined with PE or PLA coating and folded without a metal wire handle are fully microwave-safe [Avant Grub]. If the box uses a classic metal wire handle, do not put it in the microwave. • Recycling: Because the paper is fused with a plastic liquid liner, these containers generally cannot go into standard curbside paper recycling unless your local recycling facility explicitly accepts poly-coated food boards.