The product is non-leak proof construction. 100% TYESO Original
Note!!!Many sellers on aliexpress use fake material to copy TYESO products recently. we aresuing them now.The fake TYESO Mug material istoxic and badfor our health,can't touch food directly.Poor thermal insulation
All of Original TYESO Brand products are made o
f Food Grade , no odor ,BPA
Free high quality ,not cheap materia