Kesell 15Pack 5ml Amber Glass Essential Oil Roller Bottles with Stainless Steel for Aromatherapy Perfume Oils with 1 Bottle Opener

? Specification: Capacity: 5ml Color: amber brown Material: glass Bottle outer diameter: 15mm Bottle height: 50mm (without cover) Size: shown as picture ? How to use the Essential Oils Opener:: Step 1: Removing the orifice reducer insert: put the edge of the opener underneath the reducer and push down. Reducer would pop out. Step 2: Closing the orifice reduce insert: Once the reducer pops out, please find the suitable hole in the center of the opener. Then place the right hole on the top of reducer and press down. ? Package Included: 15pcs x 5ml brown roller glass bottle