Our New Smaller Sized, Rectangular Shaped And Improved Filling Process Makes Firing Up These Little Furnaces Easily. They Provide Up To 6 Hours Of Gentle, Consistent Heat. They’Re Sleek- Designed To Stand Upright For Easy Filling- Are Are Refillable So You Can Use Them On Your Outdoor Adventures For Years To Come. Warming Bag And Filler Cup Are Included.