✔︎ Designed to protect the lifespan of your silk mask ✔︎ Enhance and retain the texture of silk mask fibers ✔︎ Longer-lasting silk mask shine ✔︎ Retain brightness and softness Designed especially for washing the Drowsy silk sleep mask. Drowsy Deep Shine has been specifically created to enhance and retain the texture of silk fibre. Colours retain their brightness and the silk its softness. Based on natural ingredients. 240ml / 8.1 Fl. Oz