A double eyelid forming tape or string that can form an eyelid with a clear fold easily and safely in a simple manner, and a method of manufacturing the same. One method embodiment includes providing an operating system capable of supporting variable page sizes. Multiple plane adjustments are provided, with flex tubes with memory comprising a part of those adjustments. A second SAS expander forms a second path coupling the SAS initiator and a second port of the SAS target together. Rotation in a opposite direction is prevented through the engagement of the latch member with the protruding profile.