Designed for convenience and reliability, the essential oil bottle with an screw mouth inner plug and long-foot dropper hole plug is easy to use. Simply screw on the aluminum cap to secure the inner plug, ensuring your essential oils are safely stored. This set is for travel, allowing you to take your favorite oils with you without worrying about leaks. Features -Color:Transparent -Material:PP -Size:2.50X1.10X1.10cm/0.98X0.43X0.43in -Leakproof design: the screw inner plug offers a secure seal, preventing any leakage of essential oils -Accurate dispensing: the long legged dropper plug is designed for precise oil dispensing, ensuring you use the right amount without any wastage -Sturdy aluminum cap: featuring a durable aluminum cap, this set is easy to handle and provides a strong seal for your essential oils -Ample quantity: with enough pieces included, this set is ample for all your essential oil storage needs -Travel friendly: these essential oil bottles are for travel, allowing you to carry your favorite oils conveniently and safely Package list: 150 x Essential Oil Bottle Stopper