Cyberskin Vulcan Deep Throat hand held stroker. Made of Cyberskin, exclusively made by Topco Sales. Cyberskin delivers amazingly realistic sensations and life like detail. The inner sleeve is designed to mimic the feel of a real deep throat, mouth. Reusable Sleeve. Use with or without the plastic casing. The special ribbed tunnel teases your shaft for even more thrills. The removable, open ended sleeve makes for easy cleaning.