When it comes to buying the qualitative drums and related items, our firm is the first choice of our patrons. Here we are providing Carboy-Narrow Drum Inner-Outer Caps has significantly less natural effect as they are recyclable. It is produced by using great quality required materials with the help of innovative technology under the visionary of our managements. This item is high in strength and durability. The provided Drum Inner-Outer Caps are used to cover the drum mouth so fluid doesnÃ¢â‚¬â„¢t spread.