Titan TPR Cock Rings (Black)Some cock rings are too big, some are too small, but the TitanMen Stretch-To-Fit Cock Ring always fits just right! This stretchy toy will fit your penis, his penis any penis you meet. Made of phthalate-free TPR, it will treat your tool right. Itft.s easy to put on, easy to remove, and will hold that erection as long as you want.TPR, Non-Phthalate.