ITEM NAME:10x Dental Supply Saliva Ejector Weak Suction Rubber Snap Tip Adapter Replace Z.Size app: Length:2.5cm,Small Hole:Outer Dia:1.1cm,Inner Dia:0.6cm,Large Hole:Outer Dia:1.6cm,Inner Dia:0.85cm. Material: Rubber. Due to the light and screen difference, the item's color may be slightly different from the pictures.