NEW & IMPROVED FORMULA - Longer lasting, softer, foamier and with added collagen to promote eyelid and under eye health. LashBase Lash Shampoo is a must-have eyelid and lash cleanser. Specially formulated to be PH neutral and oil-free. Ideal for all skin types Made in South Korea. Not tested on animals. Once mixed, the solution will last up to 4 weeks. Oil-Free. How to use: - Add the contents of your Gentle Foaming Cleanser Concentrate sachet to your foamer pump bottle. - Add 50ml of water. - Tighten the lid and shake to mix the liquids together. - Use for up to 4 weeks.