1.One-cup Dual-purpose Design
Hand cup cover cup dual-purpose, hand-held design can be directly drinkable, food grade PP material, safe and non-toxic, no odor, safe to drink.
2.Multilayer Seal Ring Inner Cover
Food-grade material is selected for sealing and insulation, and internal thread coil is used to prevent leakage and lock water. It is safe, non-toxic and healthy to drink water.
3.Leakage-proof design of inner cover
New upgrade built-in silica gel leak-proof shake at will not leak, with function witness cute upgrade design humanized portable handheld design, wear-resistant scratch, cup cap and cup dual-purpose, easy to carry.