Variable Height Single Wall Cardboard Boxes for Printers, Pan Sets and Kitchen Appliances The K20 uses variable-height packaging, pre-scored crease lines that let you adjust the height from 300mm down to 200mm, giving you flexibility across a range of item sizes without needing multiple box sizes in stock. It's over 40% stronger than the industry standard. With internal dimensions of 508 x 408 x 200-300mm, this box fits 90% of all home printers, pan sets, food processors and many other retail items, falling under Royal Mail's Medium Parcel tariff. Supplied flat packed, this box requires tape to secure the top and bottom flaps for safe transit and storage. Our Lil Kraft Paper Tape is a plastic free option that pairs well with this box, or add your own branding with our custom printed kraft tape. If your products need extra protection or space filling, browse our full packaging supplies range for tape and void fill. Manufactured using FSC® certified corrugated cardboard, these boxes are completely plastic free and fully recyclable, part of our wider Sustainability - Lil Packaging commitment. Ideal for: Home printers Pan sets and cookware Food processors and kitchen appliances General retail goods eCommerce order fulfilment Why Choose Our K20 Boxes Variable height design, adjusts from 300mm down to 200mm to suit your product Independently tested to 1820N, over 40% stronger than industry standard Fits 90% of home printers, pan sets, food processors and similar retail items Royal Mail tariff: Medium Parcel Strong B-flute corrugated construction Internal dimensions: 508 x 408 x 200-300mm Supplied flat packed for efficient storage Quick and easy assembly, tape required to seal Material: FSC Certified corrugated cardboard 100% plastic free and fully recyclable