Capacity: 5ml , Material: glass &stell , Color: rose, weight:10g <br> Size: bottle:45x16mm stell roller height :8.5mm lids：23mm <br> 1.NO LEAK: the glass roller bottle do not have Leak problem,we have insepct every pieces bottle before send out and we guarantee to send new pieces if any leak problem found. <br> 2.NO BROKEN:the roller bottle do not have broken problem,we have insepct every pieces roller bottle before send out. If any damage across the shipping, we will send you new replace. <br> 3.METAL ROLLER BALLS WORK WELL: the roller balls actually roll and distribute oil. they properly fitted to the plastic insert, so they are loose enough to roll and pick up oil.<br> 4.CONVENIENT: PERFECT SIZE FOR TRAVELLING AND TO FIT IN PURSE,POECKET,etc <br> 5.PERFECT FOR EO BLENDS: Very nice roller ball vials to hold a carrier oil mixed with essential oils. the bottles are easy to fill and refill and work. These roll on bottles work really well for essential oil blends. <br>