Wide Range of Use: This empty bottle is ideal for travel, business travel or vacation. It can save you a lot of luggage space and weight.The product bottle opening is small (please refer to the picture for specific size), suitable for dispensing thin liquids, such as: shampoo, shower gel, conditioner, hand sanitiser, etc., not suitable for dispensing viscous liquids, such as: creams, toothpaste and so on. Easy to Carry: They are compact and portable, with good leak-proof performance, you can directly store it in your bag, makeup bag or purse good for travel,business trip and any outdoor activities,Can make your journey easier and more enjoyable. Leakproof Design: Our empty tubes are refillable and washable, easy to refill and easy, reusable for your multiple times of usages,without worrying about leaking(Can not be squeezed by heavy objects). Transparent Material: Plastic/pp cap; the bottle with flip cap,The transparent design of the hose bottle is convenient for you to check the remaining dose. It can be used to dispense various types of liquids.Which is soft and light, can be refilled. When using, just press the bottle body gently, the liquid inside will slowly flow out. Package Includes: There are 10 Pcs empty tubes in the package(4 Pcs 15ml, 2 Pcs 20ml, 2 Pcs 30ml, 2 Pcs 50ml),Plus 56 Pcs small writable label stickers that can be attached to the bottle,which is enough to meet your daily use needs.Please refer to the picture for the exact size to avoid buying the wrong one.