What it is: A contoured sleep mask specifically designed with delicate eyelash extensions in mind.Key Benefits: - Specifically designed with delicate eyelash extensions in mind*What Else You Need to Know: The slip™ Lovely Lashes Contour Sleep Mask has been specifically designed with delicate eyelash extensions in mind.* The shape of the contour on the inside of the sleep mask has been designed to sit away from your eyelids and allow additional space for your eyelashes to sit while you get your beauty sleep.*While slip™ has made all efforts to design its contour sleep mask to be suitable for eyelash extensions, slip™ acknowledges that not all lashes are the same and the contour sleep mask may not be suitable for all lengths and types of lashes. Slip™ encourages you to use your own discretion in deciding whether the contour sleep mask is suitable for you.Slipsilk™ is specially commissioned and made to their exacting standards, developed, and refined over ten years to provide the ultimate combination of shine, thickness, softness, and durability. They use the highest grade (6A) long-fiber mulberry silk with a thickness of 22 momme and enforce the strictest quality guidelines, including non-toxic dyes. Silk fibers are significantly less absorbent than many other fibers, so they can help keep your skin‘s moisture and expensive face and hair products where they belong: on your face and hair.