... )Size(MM)Materialweight(kgs)Packing/CtnDimension(CM)NW/GW(kgs) SL-293250092*72*137doublewall ss201343.23030*49*3212/14 Double walls ... maximum temperate retention hot or cold, can keep warmth for 24 hours. Lightweight, unbreakable, streamlined to fit into any ruchsack, briefcase ... to recommend to the market. stainless steel thermo lunch box SL-2932