1Professional threaded bottle mouth, fliptop cap design, better sealing performance. 2Highquality materials, nontoxic and harmless, do not harm the human body. 3Recyclable use, convenient to pack and replace lotion, shampoo, shower gel, etc. 4It is small and portable, does not take up extra space, and is suitable for travel. 5Safe and firm design, not easy to damage and it can be used for a long time.