1. Glass 2. [SPECIFICATION]-Color:Black;Material:Glass;Capacity:150ML/5oz;Size:Approx 9.9cm x 6.7cm/3.9 x 2.6(Height x Diameter);Mouth Outer Diameter:4.5cm/1.77;Mouth Inner Diameter:1.8cm/0.7;Package Including:1PCS of each order. 3. [MATERIAL]-This diffuser bottle is made of glass material which is sturdy and y.The body of bottle is in the shape of a vase. Available in black color which can be naturally matched with various home decorations. 4. [APPLICATION]-Put it in the living room, bedroom, bathroom, office or any other special occations to add charm and aesthetic to the environment. This black glass diffuser bottle will match any interior and enhances the ambiance of the place as it looks like a work of art. 5. [HOW TO USE]-These little bottles are pretty.Fill them with some pretty scents and put in some diffuser sticks(Not Included); Be sure you check the measurements because these are not large bottles