6 Ounce Bottle Comb with Graduated Scale for Hair oil. Specification:Material: PlasticColor: White & ClearCapacity: 177ml/6oz​Size: 17x4.5cm/6.69x1.77 inchHow to use:1. Fill the liquid into the bottle, and mix uniformly.2. Gently press the pump handle, then the oil flows through the head of the comb.