Product information:

Cup body: Made of high borosilicate heat-resistant frosted glass, which can be directly filled with boiling water

Cup mouth: round and smooth cup mouth inner diameter 4.5cm
Sealing ring: food grade silicone 100% sealed upside down without leakage
Handle ring: The cup lid has a silicone handle ring, which is strong and firm
Size: Cup height 19.5cm* Bottom width 6.3cm

Packing list：

Water Glass*1/Water Glass+Cup Cover + Cup Brush*1