Colpac Compostable Kraft Burger Boxes Large 135mm (250 Pack)The environmentally friendly doggy bag. These Colpac takeaway boxes are ideal for hot foods such as a burger with chips or cold foods like fresh salads. The recycled kraft paper material makes these boxes highly sustainable and fully compostable in a commercial composting site. This will help to reduce your business's environmental impact, save you money on landfill tax and show customers you really care about green issues.