Exercise in Time,Extend Stronge and Fun! Metal Balls Stretcher training Pendant Multiple Exercise Methods Lock Coronal Sulcus Short Have physical prolonging training Lock shaft Help stand up training of delay Lock root Slow down blood backflow Stand up more powerful 6 different sizes rings Include 6 different sizes rings in various combinations on it or just on your testicles, increase your pleasure and satisfy your partner. Let her have a deep while reigniting the fire of love such that she desires it every night.These rings stretch between 0.94 - 1.57 inch.