The insulated Gemstone Food Jar will keep meals cool or hot for hours, while the Gemstone Food Box is a secure container for meals. Available now in the UK, both stainless steel products are tough, lightweight versatile and leak proof.

The SIGG Gemstone Food Jar is the ideal ‘meal prep’ companion. From soups and stews to salads, the 0.75L capacity jar will insulate a generous portion of food, keeping items hot for up to 14 hours, and cold for up to 20 hours. Diners can eat directly from the jar or use the lid as a bowl, with a useful spork supplied as standard. The Food Jar is made out of high-quality 18/8 stainless steel and weighs only 477g. It retails at £33.99.

The SIGG Gemstone Food Box is a BPA and plastic free container with a generous capacity of 1.1L. Made out of 18/8 stainless steel, a silicon ring around the lid ensures that the box can be securely sealed and stays leak-proof, while keeping food fresh. An internal divider allows different elements of a meal to be separated and at just 467g, the box is both lightweight and very tough. It retails at £33.99.

The SIGG Gemstone products are available in a range of colours from www.sigg.com and selected specialist retailers.