Keith Titanium 450 ml double-wall mug and the tea infuser are made of premium pure titanium grade 1 without lining and coating to let you enjoy your favorite tea at its truest! Pure titanium does not react with theophylline or caffeine; there is no migration of heavy metal ions, either. No taste is altered, no favor is absorbed. It has two lids which are made of pure titanium and food grade silicone, individually.
Specifications:
Dimensions: 80 × 135 mm
Weight: 210 gram
Capacity: 450 ml