Sky Glue S+ Eyelash is known worldwide for being the industries top performing professional eyelash extension adhesive. There is no quicker drying or longer lasting glue on the market. High quality professional Korean Sky Glue S+ eyelash glue. ISO 9001 & ISO 14001. The product include 2 bottles (5ml) of Sky Glue S+. Before and during use: This glue is not suitable for applying cluster/strip lashes. Shake well before use (for 30s – 60s).