The present invention provides a penis collar having a flexible spine, which mainly has a flexible ring body for covering the penis； and a flexible spine which is mostly combined on the flexible ring body, and the flexible ratchet has a combination fixed or integrally formed in the flexible a joint of the ring body, and a spine strip connected to the joint portion, the spine strip extends toward the periphery of the flexible loop body, and the flexible loop body and the spine strip contain far-infrared particles； thereby, the penis has a flexible spine The collar can achieve more and more fine sexual organ stimulation, appropriate elastic binding of the penis, promotion of warmth and penile congestion and health care of the prostate.本創作係提供一種具有柔性棘刺的陰莖套環，其主要具有一用於套在陰莖的柔性環體；以及多數結合在柔性環體上的柔性棘刺，柔性棘刺具有一組合固定或一體成型在柔性環體的結合部，及一連接在結合部的棘刺條，棘刺條朝向柔性環體的四周方向延伸，且柔性環體與棘刺條中含有遠紅外線顆粒；藉此，本創作具有柔性棘刺的陰莖套環，能夠達到更多更細密的性器官刺激作用、適當彈性束縛陰莖、促進溫熱感與陰莖充血及保健攝護腺等目的。
