- Single Strand Individual Eyelash Extensions It has a lot of lashes in a tray. - Detailed Description Material : PBT Thickness : 0.07, 0.10, 0.12, 0.15, 0.18, 0.20, 0.23, 0.25 Weight : 0.3, 0.5, 1 gram Curl : I, JC, C, CC (Standard) I, J, JC, M, C, CC, O(Available) Packaging : Plastic bag(Storage jars available for purchase)