EXS Endurance Delay condoms have a straight wall thickness of 53 mm and are made from natural latex. Each condom is lubricated on the outside (although additional lubricant may be required) and contains a numbing lubricant on the inside made of 1% lidocaine, which should be massaged onto the tip of the penis. EXS Endurance Delay condoms help you last longer during intimate moments! Product scent: unscented Materials: latex Product flavor: tasteless Phthalate-free: yes Contains lithium: no Package contents: 100 condoms.