Boost Prolong Spray by Adam & Eve. For slick fun with long-lasting results try this incredible prolonging spray. Made with natural hemp seed extract that delivers wetness during prolonged play, which is believed to enhance male stamina, this spray provides a desensitizing effect when applied to the penis, increasing your ability to perform. Just spray liberally to the desired area and enjoy. More Desensitizing Lubricants for a prolonged sexual experience.