reusable silicone bottle caps

1-100% silicone 2-Tasteless, non-toxic, flexible 3-Good-sealing     1 beer silica gel has a large surface area and numerous suitable microporous structure , possibly within minutes cause beer turbid protein adsorption , filtered to remove , to prolong the the beer storage period 180-240 days , to prevent the beer cold muddy .      2 does not affect beer foam and flavors . The physical and chemical properties of the beer silica gel has decided its beer foam and taste no effect , the practice has proven that the beer silica gel is recognized as the safest of the world beer industry beer stabilizer .       3.Helps improve the filter effect . Beer chemically stable , excluding beer solubles , diatomaceous earth are much better than its surface area and porous structure , good filter aid , auxiliary diatomaceous earth filtration , making beer brighter and more clear .