If the silica gel of the thermos pot is used for a long time, it is a normal natural phenomenon, because it will age slowly after being used for a long time, so when it ages, some stickiness under its silica gel pad will become worse, so dislocation is normal. If you want to correct it, just buy some glue and stick it back.

Silicone ring is a kind of sealing ring. Silica gel is a rubber material. Because of its special properties, wide temperature range and excellent chemical properties, it is called special rubber together with fluororubber. Silica gel is widely used to make all kinds of seals.

Brief introduction of silicone sealing ring:

Silicone sealing ring, silicone ring is a kind of soft silicone material, mainly made of 100% food-grade silicone, with high transparency, tear resistance, aging resistance and non-stick to hands. It can adsorb any glass, ceramic or stainless steel cup at will, with good sealing performance, slow down the aroma of juice, tea or coffee in the cup, and lift the whole cup by air pressure, which can prevent dust in daily use.