This aroma diffuser pad is made of good material, can be used in your aroma diffuser. Easy to use and with practical function, it can freshen the air and make you feel more comfortable. This is a nice aroma diffuser replacement tablet to offer you satisfying using feeling. Features - Color: Black -Material:Cotton - Size: 2.20X2.20X0.30cm/0.86X0.86X0.12in -You can use them on diffuser lockets, such as aromatherapy necklaces, and essential oil bracelets, car diffuser vent clips. -The aromatherapy pad has a comfortable and fresh smell, can improve the odor in the air, very practical. -You can drip some perfume or essential oil on these pads and store the aroma. -You can to your friends or family, help create a relax environment for them. -Made of premium and safe cotton material, it will not to fade, long time to use. Package list: Aroma Diffuser Pads