The Knight is a circumcised FTM STP ( stand-to-pee ) with no-spill lips and pleasure ridges. Thanks to his mighty lance, this product will be the most faithful companion you ever had! Indeed, The Knight can empty itself quickly due to his long shaft of medium girth and large urethra opening. It is also very flexible and easy to wash (it is possible to flip the cup inside out to do so). Please note that this model is a 3-in-1 prosthetic, it is a perfect Packer and Play when with a Knight Rod inserted. (Rod sold separately) As always, all our products are made from food-grade silicone(FDA approved) and can be safely boiled for sterilization purposes. Besides, thanks to their non-sticky property, there is no need to powder them after cleaning. Dimension: (Image below only shows dimensions, NO red head on this page product.)  Shaft Lenght:  5'' ( 12.8cm )  Total Length:  6.7'' ( 17cm )  Funnel Width:   2.2" ( 5.6cm )  Diameter:   1.57'' ( 4cm )  Weight:  7.76 oz ( 220g )   Color Options: 8 colors available.