Unbreakable, stainless steel ,Easy grip, heat resistant handle, always Quality Assurance Guarantee.Want to keep it hot or cold for 24 hours, here’s the deal. The Always Stainless Steel Thermos Flask. This flask has been crafted out of stainless steel to offer the best insulation and most importantly. I. Order for this item online at Dealfit Kenya and have it delivered right at your doorstep.