Abstract: The easy-to-use tea bag is tubular and pliable, easily fits into a standard small mouth bottle and has two ends, a tubular body, two closures and an inner cavity. The tubular body is formed between the ends. The closures are formed respectively at the ends, and each closure has a strength part. The inner cavity is formed between the two ends and holds tealeaves or other material for steeping. The easy-to-use tea bag being tubular and pliable makes inserting and removing the easy-to-use tea bag into and from a bottle easy.

Abstract: The present invention relates to an oven structure including a set of baking cylinders, an outer barrel and an inner barrel, wherein the baking cylinders are mounted in an interior of the inner barrel; and a gas burner is mounted between the inner and outer barrels such that use the gas burning to heat the baking cylinders and bake the food which are put in the interior of the baking cylinders. It is full of practical value to keep the best taste of food by the indirect and dry ways of evenly heating.