Features a smooth exterior, available in 20ml and 50ml capacities, this bottle boasts a precisions dropper designs with leak proof sealing, craft from aluminum alloy Great for mountain biking enthusiasts, outdoor cyclists, and bicycles maintenance professional seek great This essential bike is compacts and light weight, making it a must having accessory for every cyclists gear collection Ensures a smooth riding with our mountain bike oil bottle, designs for easy lubrication of your bike chain any time, any where Perfect for outdoor cycling, long distances travel, routine maintenance, and quick before race lubrication to keep your bike in top condition