【Press Pump Head】Ergonomic press mechanism allows precise control of solvent output. A light press delivers a consistent, measured amount of liquid. The pump operates smoothly without sticking, even with thicker solvents. 【Dimensions】Includes 2 alcohol dispensers. Capacity: 200ml / 6.7 oz, 105 x 53 mm / 4.13" x 2.09" (L x W); Capacity: 100ml / 3.4 oz, 80 x 53 mm / 3.15" x 2.09" (L x W). 【Graduation Marks】Each acetone pump dispenser bottle features clear, easy‑to‑read graduation marks for accurate liquid measurement. Easily tell when solvent is running low, and control total volume during refills to prevent overfilling and leaks. 【Stainless Steel Cap】The acetone dispenser comes with a high‑quality stainless steel cap that offers exceptional corrosion resistance, maintaining structural integrity and a clean appearance even with prolonged use. Provides extra protection for the pump mechanism against dust, debris, and moisture. 【Wide Application】Suitable not only for acetone and alcohol but also compatible with various other solvents, including nail polish remover, cleaning agents, and laboratory reagents. Ideal for nail salons, labs, industrial cleaning, and more—convenient and efficient.