A big cylinder plastic tube has a dropper for serum oil or foundation. There are 2 options : dropper pipe with rubber head or big wand brush. You can switch the components and make it work for your makeup and beauty products. Unlike other packaging materials, plastic bottles are durable, cost-effective, and easy to use, enhancing the efficiency of your business. It can be used for serum oil, foundation, concealer, cream … Free stock sample to support your testing before place a bulk order.