"•ENHANCE - Increase Stamina & Enjoy Harder Erections •STRENGTH - Strong, Tear-Resistant Elastomer •THICKER - 20% Thicker Than Regular Donut Rings, for Even Fuller Effect •PEACE OF MIND - Made from TPE. Contains No Fragrances, Phthalates, Paraffins, or Latex •SIZE - 0.5 Inch Thick x 0.7 Inch Inner Diameter x 1.67 Inch Outer Diameter (Each Ring)"