Evolved Swirl Stroker from Zero Tolerance Toys. Crystal clear pleasure is here! This soft and pliable see through stroker has a deliciously soft and tight 6 inches channel lined with small nubs, rings and swirl textures that urge you to climax with every stroke. The honeycomb surface on the end of the outer clear cup gives you the stabilizing grip you need for the ultimate release, and it doubles as a convenient container that twists and locks for safe storage. Clean your stroker easily with its flow through end using Zero Tolerance Masturbation Cleaner and a warm water rinse. 5 years warranty.